U.S. patent application number 11/383486 was filed with the patent office on 2007-08-02 for weight trainer.
Invention is credited to Xiao-Feng Cao, Shuo-Hsiu Chang, Yong Liu.
Application Number | 20070179031 11/383486 |
Document ID | / |
Family ID | 38121656 |
Filed Date | 2007-08-02 |
United States Patent
Application |
20070179031 |
Kind Code |
A1 |
Chang; Shuo-Hsiu ; et
al. |
August 2, 2007 |
WEIGHT TRAINER
Abstract
A weight trainer includes a thermo plastic elastomer and a solid
powder, wherein the thermo plastic elastomer and the solid powder
are mixed. The mixture is flexible and is tailored to various
designs for the weight trainer. The weight trainer containing the
mixture can be comfortably held by a hand or can be comfortably put
on a hand, wrist, leg, or waist. The internal body in the weight
trainer, due to being mixed with the solid powder, has an extremely
high density ranging from 0.5 g/cm.sup.3 to 6 g/cm.sup.3,
preferably ranging from 4 g/cm.sup.3 to 6 g/cm.sup.3, so the weight
trainer can have a high weight, even fitted with the internal body
in small volume.
Inventors: |
Chang; Shuo-Hsiu; (Taipei
City, TW) ; Liu; Yong; (Rudong County, CN) ;
Cao; Xiao-Feng; (Jhang-Jia-Gang Township, CN) |
Correspondence
Address: |
NORTH AMERICA INTELLECTUAL PROPERTY CORPORATION
P.O. BOX 506
MERRIFIELD
VA
22116
US
|
Family ID: |
38121656 |
Appl. No.: |
11/383486 |
Filed: |
May 15, 2006 |
Current U.S.
Class: |
482/108 ;
482/106 |
Current CPC
Class: |
A63B 21/0607 20130101;
A63B 21/072 20130101; A63B 2071/0063 20130101; A63B 21/065
20130101; A63B 21/4023 20151001; A63B 21/4013 20151001; A63B 71/141
20130101; A63B 2209/10 20130101; A63B 21/4019 20151001; A63B
21/4017 20151001; A63B 21/06 20130101; A63B 21/4021 20151001 |
Class at
Publication: |
482/108 ;
482/106 |
International
Class: |
A63B 21/072 20060101
A63B021/072; A63B 21/075 20060101 A63B021/075 |
Foreign Application Data
Date |
Code |
Application Number |
Jan 27, 2006 |
CN |
2006100023846 |
Claims
1. A weight trainer comprising: a thermo plastic elastomer; and a
solid powder mixed with said thermo plastic elastomer.
2. The weight trainer of claim 1 is used to be held on a hand.
3. The weight trainer of claim 1 is used to be put on a portion of
a human body.
4. The weight trainer of claim 1, wherein each particle of said
solid powder has a largest transverse dimension of less than 100
microns.
5. The weight trainer of claim 1 further comprising an enclosure
enclosing the mixture of said thermo plastic elastomer and said
solid powder.
6. The weight trainer of claim 1, wherein the mixture containing
said thermo plastic elastomer and said solid powder has 60 to 85
weight percent of said solid powder.
7. The weight trainer of claim 1, wherein the mixture containing
said thermo plastic elastomer and said solid powder has 5 to 20
weight percent of said thermo plastic elastomer.
8. The weight trainer of claim 1, wherein said solid powder
comprises a metal powder.
9. The weight trainer of claim 1, wherein said solid powder
comprises iron powder.
10. The weight trainer of claim 1, wherein said solid powder
comprises powder of an inorganic material.
11. The weight trainer of claim 1 further comprising an oil mixed
with said thermo plastic elastomer and said solid powder.
12. A weight trainer comprising: a plastic; and a solid powder
mixed with said plastic, wherein the mixture containing said
plastic and said solid powder has a density of greater than 3
g/cm.sup.3.
13. The weight trainer of claim 12, wherein said mixture has a
density of greater than 4 g/cm.sup.3.
14. The weight trainer of claim 12, wherein said plastic comprises
a thermo plastic elastomer.
15. The weight trainer of claim 12, wherein said solid powder
comprises a metal powder.
16. The weight trainer of claim 12, wherein said solid powder
comprises iron powder.
17. The weight trainer of claim 12, wherein said solid powder
comprises powder of an inorganic material.
18. The weight trainer of claim 12, wherein the mixture containing
said thermo plastic elastomer and said solid powder has 60 to 85
weight percent of said solid powder.
19. The weight trainer of claim 12 is used be held by a hand.
20. The weight trainer of claim 12 is used be put on a portion of a
human body.
Description
[0001] This application claims priority under 35 U.S.C. .sctn. 119
to Chinese Application No. 200610002384.6 filed Jan. 27, 2006, the
entirety of which is incorporated herein by reference.
BACKGROUND OF THE INVENTION
[0002] 1. Field of the Invention
[0003] The present invention generally relates to a weight trainer.
More particularly, the present invention relates to a weight
trainer containing the mixture of a solid powder and a thermo
plastic elastomer.
[0004] 2. Description of the Related Art
[0005] In the trend towards health care, weight training is popular
and easily reaches the effect of exercising. If weight training
lasts for a long term, vigorous and graceful muscle can be turned
out. Some conventional weight trainer, made of iron lump, iron
powder, iron flake or iron bead, such as dumbbells or a sand bag,
is stiff and has a weight of several pounds or kilograms. The
weight trainer, when being slid from a hand, could hurt a body and
therefore is specifically unfitted for a child or an older
person.
[0006] Additionally, in regards to some weight trainers, a metal
lump or metal powder is enclosed by a cloth or rubber package. The
weight trainer can be attached to some portion of the body through
a Velcro tape. Because the metal lump or metal powder is stiff and
has a low flexibility, it could be uneasy to put the weight trainer
on, and uncomfortable could be felt when the weight trainer is put
on.
SUMMARY OF THE INVENTION
[0007] Accordingly, the present invention provides a weight trainer
with heaviness and softness, so hurting a body can be avoided and
muscle can be trained.
[0008] To achieve the above advantage and in accordance with the
purpose of the invention, as embodied and broadly described herein,
the invention provides a weight trainer that includes a thermo
plastic elastomer and a solid powder, wherein the thermo plastic
elastomer and the solid powder are mixed. The mixture is flexible
and is tailored to various designs for the weight trainer. Besides,
the weight trainer containing the mixture can be comfortably held
by a hand or can be comfortably put on a hand, arm, wrist, leg,
ankle or waist. The internal body in the weight trainer, due to
being mixed with the solid powder, has an extremely high density
ranging from 0.5 g/cm.sup.3 to 6 g/cm.sup.3, preferably ranging
from 4 g/cm.sup.3 to 6 g/cm.sup.3, so the weight trainer can have a
high weight, even fitted with the internal body in small
volume.
[0009] Preferably, each particle of the solider has a largest
transverse dimension of less than 100 microns. Preferably, the
solid powder includes iron powder
[0010] Preferably, the weight trainer further includes an
enclosure, such as cloth or rubber, enclosing an internal body
containing the thermo plastic elastomer and the solid powder. The
internal body has 60 to 85 weight percent of the solid powder, for
example.
[0011] Preferably, the weight trainer further includes an oil mixed
with the thermo plastic elastomer and the solid powder.
[0012] It is to be understood that both the foregoing general
description and the following detailed description are exemplary,
and are intended to provide further explanation of the invention as
claimed.
BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The accompanying drawings are included to provide a further
understanding of the invention, and are incorporated in and
constitute a part of this specification. The drawings illustrate
embodiments of the invention and, together with the description,
serve to explain the principles of the invention.
[0014] FIG. 1 is a perspective view showing a weight trainer held
on a hand according to a first preferred embodiment of the present
invention.
[0015] FIGS. 2 and 3 are perspective and cross-sectional views
showing an egg-shaped dumbbell according to a first preferred
embodiment of the present invention.
[0016] FIGS. 4 and 5 are perspective and cross-sectional views
showing a dumbbell according to a second preferred embodiment of
the present invention.
[0017] FIGS. 6 and 7 are perspective and side views showing a
dumbbell according to a third preferred embodiment of the present
invention.
[0018] FIGS. 8 and 9 are perspective and cross-sectional views
showing a dumbbell according to a fourth preferred embodiment of
the present invention.
[0019] FIGS. 10 and 11 are perspective and cross-sectional views
showing a weight trainer according to a fifth preferred embodiment
of the present invention.
[0020] FIG. 12 is a perspective view showing a weight trainer put
on a wrist or lower arm according to a fifth preferred embodiment
of the present invention.
[0021] FIGS. 13 and 14 are perspective and cross-sectional views
showing a weight trainer according to a sixth preferred embodiment
of the present invention.
[0022] FIGS. 15 and 16 are perspective and cross-sectional views
showing a weight trainer according to a seventh preferred
embodiment of the present invention.
[0023] FIG. 17 is a perspective view showing a weight trainer put
on an ankle or lower leg according to a seventh preferred
embodiment of the present invention.
[0024] FIG. 18 is a perspective view showing a weight trainer
according to an eighth preferred embodiment of the present
invention.
[0025] FIG. 19 is a cross-sectional view showing two main loading
parts and a rectangular ring of the weight trainer in FIG. 18.
[0026] FIGS. 20 and 21 are perspective and cross-sectional views
showing a weight trainer according to a ninth preferred embodiment
of the present invention.
[0027] FIGS. 22 and 23 are perspective and side views showing a
weight trainer according to a tenth preferred embodiment of the
present invention.
[0028] FIGS. 24 and 25 are perspective and cross-sectional views
showing a weight trainer according to an eleventh preferred
embodiment of the present invention.
DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0029] Reference will now be made in detail to the present
preferred embodiments of the invention, examples of which are
illustrated in the accompanying drawings. Wherever possible, the
same reference numbers are used in the drawings and the description
to refer to the same or like parts.
[0030] The weight trainer of the present invention used to train
the muscle on a hand can be made with a dumbbell shape as shown in
drawings. The weight trainer is soft, so hurting a body can be
avoided when the weight trainer is slid from a hand.
[0031] FIG. 1 is a perspective view showing a weight trainer held
on a hand according to a first preferred embodiment of the present
invention. The weight trainer 100 is an egg-shaped dumbbell. The
muscle on an arm can be trained by repeatedly bending the arm at
the elbow with holding the egg-shaped dumbbell 100 on a hand 10.
Besides, the muscle on fingers can be trained by repeatedly bending
the fingers with pressing the egg-shaped dumbbell 100. FIG. 2 is a
perspective view showing the egg-shaped dumbbell 100 according to a
first preferred embodiment of the present invention. FIG. 3 is a
cross-sectional view showing the egg-shaped dumbbell 100 in FIG. 2.
The egg-shaped dumbbell 100 includes an enclosure 102 and an
internal body 104, wherein the enclosure 102 encloses the internal
body 104. The internal body 104 is formed by uniformly mixing a
thermo plastic rubber or elastomer (TPR or TPE), a solid powder,
and an oil. The thermo plastic rubber or elastomer may include
polyvinyl chloride (PVC), thermoplastic vulcanizates elastomer
(TPV), thermoplastic polyurethene elastomer (TPU), thermoplastic
styrene elastomer (TPS), thermoplastic polyester elastomer (TPEE),
polyamide elastomer (PAE) or styrene-class thermo plastic
elastomer, for example. The styrene-class thermo plastic elastomer
may include styrene-isoprene-styrene block copolymer (SIS),
styrene-butadiene-styrene block copolymer (SBS),
styrene-ethylene-butadiene-styrene block copolymer (SEBS),
styrene-ethylene-propylene-styrene block copolymer (SEPS),
styrene-ethylene-styrene block copolymer (SES), styreneic block
copolymer (SBC), or styrene-butadiene rubber (SBR), for example.
The internal body 104 has 5 to 20 weight percent of the thermo
plastic rubber or elastomer, for example. The oil in the internal
body 104 may be rubber extender oil, industrial oil, white oil,
yellow oil or black oil, for example. The internal body 104 has 10
to 25 weight percent of the oil, for example. The solid powder may
include iron powder, stone powder, mineral powder, copper powder,
lead powder, tin powder, or some powder constituted from other
metal or inorganic material. The internal body 104 has 60 to 85
weight percent of the solid powder, for example. In regards to iron
powder, each particle of the iron powder has a largest transverse
dimension of less than 100 microns, and preferably of between 1
micron and 100 microns, for example. Optionally, the internal body
104 may include dioctyl phthalate (DOP). The internal body 104 as
described above has extremely high density of between 0.5
g/cm.sup.3 and 6 g/cm.sup.3 or between 3 g/cm.sup.3 and 6
g/cm.sup.3, for example, and preferably between 4 g/cm.sup.3 and 6
g/cm.sup.3. The enclosure 102 may include well ductile rubber
and/or well ductile cloth and/or well ductile plastic.
[0032] Alternatively, the dumbbell used to be held on a hand may
have other shapes, as shown in FIGS. 4 and 5. FIG. 4 is a
perspective view showing a dumbbell according to a second preferred
embodiment of the present invention. FIG. 5 is a cross-sectional
view showing the dumbbell in FIG. 4. The dumbbell 200 includes a
holding stem 202 and two hexagonal-column ends 204 and 206, wherein
two opposite ends of the holding stem 202 are respectively joined
with the hexagonal-column ends 204 and 206. The muscle on an arm
can be trained by repeatedly bending the arm at the elbow with
holding the holding stem 202 of the dumbbell 200 on a hand. The
dumbbell 200 is composed of an enclosure 212 and an internal body
214, wherein the enclosure 212 encloses the internal body 214. The
principle materials of the enclosure 212 and the internal body 214
are the same as those of the enclosure 102 and the internal body
104 as described in the first embodiment.
[0033] Alternatively, the dumbbell used to be held on a hand may
have other shapes, as shown in FIGS. 6 and 7. FIG. 6 is a
perspective view showing a dumbbell according to a third preferred
embodiment of the present invention. FIG. 7 is a side view showing
the dumbbell in FIG. 6. The dumbbell 300 includes a cylinder 302
and a belt 304, wherein two ends of the belt 304 are respectively
joined with two opposite ends of the cylinder 302. The muscle on an
arm can be trained by repeatedly bending the arm at the elbow with
holding the cylinder 302 of the dumbbell 300 on a hand, the belt
304 covering the back of the hand. The cylinder 302 of the dumbbell
300 is composed of an enclosure 312 and an internal body 314,
wherein the enclosure 312 encloses the internal body 314. The
principle materials of the enclosure 312 and the internal body 314
are the same as those of the enclosure 102 and the internal body
104 as described in the first embodiment.
[0034] Alternatively, the present invention provides a weight
trainer that can be put on a hand, arm, wrist, leg, ankle or waist
to train the muscle of the hand, leg or waist. The weight trainer
is soft, so hurting a body or damaging a floor can be avoided when
the weight trainer is slid from a hand.
[0035] FIG. 8 is a perspective view showing a dumbbell according to
a fourth preferred embodiment of the present invention. FIG. 9 is a
cross-sectional view showing the dumbbell in FIG. 8. The weight
trainer 400 includes two arc portions 402 and 404, wherein both
ends of the arc portions 402 and 404 are connected to each other.
Weight training can be performed with a palm or foot passing
through an opening 406 between the arc portions 402 and 404,
leading the weight trainer 400 to be surroundingly mounted on a
wrist or lower arm, or an ankle or lower leg. The arc portions 402
and 404 of the weight trainer 400 are composed of an enclosure 412
and an internal body 414, wherein the enclosure 412 encloses the
internal body 414. The principle materials of the enclosure 412 and
the internal body 414 are the same as those of the enclosure 102
and the internal body 104 as described in the first embodiment.
[0036] Alternatively, the weight trainer used to be surroundingly
mounted on a wrist or lower arm, or an ankle or lower leg may have
other shapes, as shown in FIGS. 10 and 11. FIG. 10 is a perspective
view showing a weight trainer according to a fifth preferred
embodiment of the present invention. FIG. 11 is a cross-sectional
view showing the weight trainer in FIG. 10. The weight trainer 500
is ring-shaped. The opening 502 in the middle of the weight trainer
500 may have a hand 20 pass therethrough. Then, the weight trainer
500 can be surroundingly mounted on a wrist or lower arm of the
hand 20, as shown in FIG. 12. FIG. 12 is a perspective view showing
a weight trainer put on a hand according to a fifth preferred
embodiment of the present invention. Alternatively, a foot may pass
through the opening 502 in the middle of the weight trainer 500,
and then the weight trainer 500 can be surroundingly mounted on an
ankle or lower leg. The weight trainer 500 is composed of an
enclosure 512 and an internal body 514, wherein the enclosure 512
encloses the internal body 514. The principle materials of the
enclosure 512 and the internal body 514 are the same as those of
the enclosure 102 and the internal body 104 as described in the
first embodiment.
[0037] Alternatively, another ring-shaped weight trainer may be
shown in FIGS. 13 and 14. FIG. 13 is a perspective view showing a
weight trainer according to a sixth preferred embodiment of the
present invention. FIG. 14 is a cross-sectional view showing the
weight trainer in FIG. 13. The ring-shaped weight trainer 600 has
ball-shaped bumps 602 surrounding an opening 604 in the middle of
the weight trainer 600. Fixed intervals are spaced between the
ball-shaped bumps 602. A palm may pass through the opening 604 in
the middle of the weight trainer 600, and then the weight trainer
600 can be surroundingly mounted on a wrist or lower arm.
Alternatively, a foot may pass through the opening 604 in the
middle of the weight trainer 600, and then the weight trainer 600
can be surroundingly mounted on an ankle or lower leg. The weight
trainer 600 is composed of an enclosure 612 and an internal body
614, wherein the enclosure 612 encloses the internal body 614. The
principle materials of the enclosure 612 and the internal body 614
are the same as those of the enclosure 102 and the internal body
104 as described in the first embodiment.
[0038] FIG. 15 is a perspective view showing a weight trainer
according to a seventh preferred embodiment of the present
invention. FIG. 16 is a cross-sectional view showing the weight
trainer in FIG. 15. The weight trainer 700 includes a main loading
part 702, a rectangular ring 704 and a Velcro tape 706. The
rectangular ring 704 is fixed on an end 702a of the main loading
part 702. The Velcro tape 706 has a right side sewed on a top
surface 702c of the main loading part 702 and outwardly extends
from the other end 702b of the main loading part 702. A loop area
708 is on a top surface of the Velcro tape 706 close to the main
loading part 702, that is, on right and middle sides of the Velcro
tape 706. A hook area 710 is on a top surface of the Velcro tape
706 far away from the main loading part 702, that is, on a left
side of the Velcro tape 706. In the process of putting the weight
trainer 700 on an ankle or lower leg 30, first putting the lower
surface 702d of the main loading part 702 on the ankle or lower leg
30 with surrounding the main loading part 702 about the ankle or
lower leg 30, next moving the Velcro tape 706 to pass through an
opening in the middle of the rectangular ring 704 and then to turn
back, making the hook area 710 be attached onto the loop area 708,
as shown in FIG. 17. FIG. 17 is a perspective view showing a weight
trainer put on an ankle or lower leg according to a seventh
preferred embodiment of the present invention. Alternatively, the
weight trainer 700 may be put on a hand. In the process of putting
the weight trainer 700 on a wrist or lower arm, first putting the
lower surface 702d of the main loading part 702 on the wrist or
lower arm with surrounding the main loading part 702 about the
wrist or lower arm, next moving the Velcro tape 706 to pass through
an opening in the middle of the rectangular ring 704 and then to
turn back, making the hook area 710 be attached onto the loop area
708. The main loading part 702 of the weight trainer 700 is
composed of an enclosure 712 and an internal body 714, wherein the
enclosure 712 encloses the internal body 714. The principle
materials of the enclosure 712 and the internal body 714 are the
same as those of the enclosure 102 and the internal body 104 as
described in the first embodiment.
[0039] Alternatively, the present invention may provide a weight
trainer 800 with a pair of main loading parts 802 and 803 shaped
like long bars. The main loading parts 802 and 803 are lined with
opposite long edges neighboring with each other, as shown in FIGS.
18 and 19. FIG. 18 is a perspective view showing a weight trainer
according to an eighth preferred embodiment of the present
invention. FIG. 19 is a cross-sectional view showing two main
loading parts and a rectangular ring of the weight trainer in FIG.
18. A rectangular ring 804 is put on an end 802a and 803a of the
opposite short edges of the main loading parts 802 and 803. A
Velcro tape 806 has a right side with a back sewed on a top surface
802c and 803c of the main loading parts 802 and 803 and outwardly
extends from the other ends 802b and 803b of the opposite short
edges of the main loading parts 802 and 803. A loop area 808 is on
an upper surface of the Velcro tape 806 close to the main loading
parts 802 and 803, that is, on middle and right sides of the Velcro
tape 806. A hook area 810 is on an upper surface of the Velcro tape
806 far away from the main loading parts 802 and 803, that is, on a
left side of the Velcro tape 806. In the process of putting the
weight trainer 800 on some portion of a body, such as wrist, lower
arm, ankle or lower leg, first putting the lower surface of the
main loading parts 802 and 803 on the wrist, lower arm, ankle or
lower leg, with surrounding the main loading parts 802 and 803
about the wrist, lower arm, ankle or lower leg, next moving the
Velcro tape 806 to pass through an opening in the middle of the
rectangular ring 804 and then to turn back, making the hook area
810 be attached onto the loop area 808. The main loading parts 802
and 803 of the weight trainer 800 are composed of an enclosure 812
and an internal body 814, wherein the enclosure 812 encloses the
internal body 814. The principle materials of the enclosure 812 and
the internal body 814 are the same as those of the enclosure 102
and the internal body 104 as described in the first embodiment.
[0040] Alternatively, the present invention may provide a weight
trainer 900 with a multiplicity of main loading parts 901, 902,
903, 904 and 905 shaped like long and flat bodies. The main loading
parts 901, 902, 903, 904 and 905 are lined with opposite long edges
neighboring with each other, as shown in FIGS. 20 and 21. FIG. 20
is a perspective view showing a weight trainer according to a ninth
preferred embodiment of the present invention. FIG. 21 is a
cross-sectional view showing the weight trainer in FIG. 20. A
Velcro tape 906 is connected to the leftmost main loading part 901.
A hook area 910 is on a top surface of the Velcro tape 906. A loop
area 908 is on a lower surface of the two rightmost main loading
parts 904 and 905. In the process of putting the weight trainer 900
on some portion of a body, such as wrist, lower arm, ankle, lower
leg or waist, first putting the upper surface of the main loading
parts 901, 902, 903, 904 and 905 on the wrist, lower arm, ankle,
lower leg or waist, with surrounding the main loading parts 901,
902, 903, 904 and 905 about the wrist, lower arm, ankle, lower leg
or waist, next moving the Velcro tape 906 to make the hook area 910
be attached onto the loop area 908. The main loading parts 901,
902, 903, 904 and 905 of the weight trainer 900 are composed of an
enclosure 912 and an internal body 914, wherein the enclosure 912
encloses the internal body 914. The principle materials of the
enclosure 912 and the internal body 914 are the same as those of
the enclosure 102 and the internal body 104 as described in the
first embodiment.
[0041] Alternatively, the present invention may provide a
glove-shaped weight trainer 1000, as shown in FIGS. 22 and 23. FIG.
22 is a perspective view showing a weight trainer according to a
tenth preferred embodiment of the present invention. FIG. 23 is a
cross-sectional view showing the weight trainer in FIG. 22. The
weight trainer 1000 may include four finger stalls 1001, 1002, 1003
and 1004 used to have fingers pass therethrough. The finger stalls
1001, 1002, 1003 and 1004 are lined on an upper side of the weight
trainer 1000. The openings in the finger stalls 1001, 1002, 1003
and 1004 may allow an index finger, middle finger, ring finger and
little finger of a left hand to pass therethrough, respectively, or
may allow a little finger, ring finger, middle finger and index
finger of a right hand to pass therethrough, respectively. A
rectangular ring 1005 is mounted on a left wing of the glove-shaped
weight trainer 1000. A Velcro tape 1006 outwardly extends from a
right wing of the glove-shaped weight trainer 1000. A main loading
part 1007 is sewed on an outer surface of the glove-shaped weight
trainer 1000. In the process of putting the weight trainer 1000 on
a left of right palm, first moving the index finger, middle finger,
ring finger and little finger of the left palm to pass through
openings in the middle of the finger stalls 1001, 1002, 1003 and
1004 or moving the little finger, ring finger, middle finger and
index finger of the right palm to pass through openings in the
middle of the finger stalls 1001, 1002, 1003 and 1004, making the
back of the left or right palm lean against the inner surface of
the weight trainer 1000, next moving the Velcro tape 1006 to pass
through an opening in the middle of the rectangular ring 1005 and
then to turn back, making an hook area on a lower surface of the
Velcro tape 1006 be attached onto a loop area 908 around the bottom
end of the weight trainer 1000. The main loading part 1007 of the
weight trainer 1000 is composed of an enclosure 1012 and an
internal body 1014, wherein the enclosure 1012 encloses the
internal body 1014. The principle materials of the enclosure 1012
and the internal body 1014 are the same as those of the enclosure
102 and the internal body 104 as described in the first
embodiment.
[0042] Alternatively, the present invention may provide a weight
trainer 1100 as shown in FIGS. 24 and 25. FIG. 24 is a perspective
view showing a weight trainer according to an eleventh preferred
embodiment of the present invention. FIG. 25 is a cross-sectional
view showing the weight trainer in FIG. 24. The weight trainer 1100
may include a main loading part 1102 with a recess portion 1103 in
which the part between a thumb and an index finger of a left or
right hand can be put. A Velcro tape 1104 is connected to a left
edge of the main loading part 1102 and leftward extends from the
left side of the main loading part 1102. A Velcro tape 1105 is
connected to a bottom edge of a left part of the main loading part
1102 and rightward extends from the bottom edge of the left part of
the main loading part 1102. A Velcro tape 1106 is connected to a
bottom edge of a right part of the main loading part 1102 and
rightward extends from the bottom edge of the right part of the
main loading part 1102. Multiple hook areas 1107, 1108 and 1109 are
on a lower surface of the Velcro tapes 1104, 1105 and 1106,
respectively. Multiple loop areas 1110, 1111 and 1112 are on a
right side of the main loading part 1102, and on the Velcro tapes
1105 and 1106, respectively. The hook areas 1107, 1108 and 1109 are
adapted to be attached onto the loop areas 1110, 1111 and 1112,
respectively. In the process of putting the weight trainer 1100 on
a left of right palm, first putting the part between the thumb and
the index finger of the left or right palm on the recess portion
1103 of the main loading part 1102, next bending the main loading
part 1102 with moving the left and right parts of the main loading
part 1102 to the back and center portions of the left palm
respectively, or with moving the left and right parts of the main
loading part 1102 to the center and back portions of the right palm
respectively, next moving the Velcro tapes 1104, 1105 and 1106 to
attach the hook areas 1107, 1108 and 1109 onto the loop areas 1110,
1111 and 1112. The main loading part 1102 of the weight trainer
1100 is composed of an enclosure 1013 and an internal body 1114,
wherein the enclosure 1113 encloses the internal body 1114. The
principle materials of the enclosure 1113 and the internal body
1114 are the same as those of the enclosure 102 and the internal
body 104 as described in the first embodiment.
[0043] To sum up, each weight trainer disclosed in the present
invention includes a thermo plastic elastomer and a solid powder,
wherein the thermo plastic elastomer and the solid powder are
mixed. The mixture is tailored to various designs for the weight
trainer. The weight trainer containing the mixture can be
comfortably held by a hand or can be comfortably put on a hand,
wrist, leg, or waist. The internal body in the weight trainer, due
to being mixed with the solid powder, has an extremely high density
ranging from 0.5 g/cm.sup.3 to 6 g/cm.sup.3, preferably ranging
from 4 g/cm.sup.3 to 6 g/cm.sup.3, so the weight trainer can have a
high weight, even fitted with the internal body in small
volume.
[0044] It will be apparent to those skilled in the art that various
modifications and variations can be made to the structure of the
present invention without departing from the scope or spirit of the
invention. In view of the foregoing, it is intended that the
present invention cover modifications and variations of this
invention provided they fall within the scope of the following
claims and their equivalents.
* * * * *