U.S. patent application number 13/160507 was filed with the patent office on 2012-12-20 for exercise machine.
Invention is credited to Ying-Chou Lai.
Application Number | 20120322623 13/160507 |
Document ID | / |
Family ID | 47354135 |
Filed Date | 2012-12-20 |
United States Patent
Application |
20120322623 |
Kind Code |
A1 |
Lai; Ying-Chou |
December 20, 2012 |
EXERCISE MACHINE
Abstract
An exercise machine comprises an oval-shaped structure, two
driving arms, two swing handles and two slidable bars. With the
above-mentioned embodiments, following benefits can be obtained,
the fly wheel of the oval-shaped structure utilizes the assembling
section to be connected an adjusting member, such that the movement
strokes can be adjusted.
Inventors: |
Lai; Ying-Chou; (Huatan
Township, TW) |
Family ID: |
47354135 |
Appl. No.: |
13/160507 |
Filed: |
June 15, 2011 |
Current U.S.
Class: |
482/52 |
Current CPC
Class: |
A63B 23/03516 20130101;
A63B 21/225 20130101; A63B 22/0664 20130101; A63B 22/0061 20130101;
A63B 22/001 20130101; A63B 23/0423 20130101; A63B 2022/0688
20130101 |
Class at
Publication: |
482/52 |
International
Class: |
A63B 22/04 20060101
A63B022/04 |
Claims
1. An exercise machine comprising: an oval-shaped structure
comprising a base having a fly wheel, the fly wheel having an
assembling section eccentrically extending from a plurality of
sides and a corresponding adjusting member, the adjusting member
having an assembling portion for connecting to the assembling
section of the fly wheel, an outer side of the adjusting member
having a protruding rod and a corresponding sliding sleeve, and a
standing rod attached to a front end of the oval-shaped structure;
a plurality of driving arms respectively attached to a plurality of
sides of the oval-shaped structure, an end having a securing
portion and another end having a first pivoting portion with a ring
for assembly with the adjusting member; a plurality of swing
handles installed onto the standing rod and at least one
positioning portion disposed on the swing handles for securing the
securing portion of the driving arms, and having an assembling
portion at an lower end of the swing handle; and a plurality of
slidable bars overlapping the sliding sleeve covering the
protruding rod and respectively having a second pivoting portion
for attaching onto the assembling portion of the respective swing
handle, and a pedal disposed at a predetermined position on each
slidable bar.
2. The exercise machine as claimed in claim 1, wherein the
assembling section of the fly wheel is a non-circular raised
member, and the assembling portion of the adjusting member is an
aperture with a corresponding shape.
3. The exercise machine as claimed in claim 2, wherein the
adjusting member is a circular disk.
4. The exercise machine as claimed in claim 2, wherein the
adjusting member is a rectangular bracket.
5. The exercise machine as claimed in claim 1, wherein the driving
arms are respectively attached to sides of the oval-shaped
structure, the first pivoting portion at the rear end is pivoted
onto the protruding rod of the adjusting member, and the protruding
rod is jacketed with the sliding sleeve for supporting the slidable
bar.
6. The exercise machine as claimed in claim 5, wherein the
adjusting member further has a passive rod, the passive rod having
a third pivoting portion at a side for attaching onto the
protruding rod of the adjusting member and connecting to the first
pivoting portion of the driving arm and a connecting rod at an
opposite side jacketed with the sliding sleeve for supporting the
slidable bar.
7. The exercise machine as claimed in claim 1, wherein the
assembling section of the fly wheel is a rod, the adjusting member
is a Z-shaped member; the assembling portion of the adjusting
member is a sleeve corresponding to the assembling section for
jacketing onto the assembling section of the fly wheel; the first
pivoting portion of the driving arm is assembled with the
assembling portion of the adjusting member and pivoted onto the
assembling section of the fly wheel; and the protruding rod of the
adjusting member is jacketed with the sliding sleeve for supporting
the slidable bar.
8. The exercise machine as claimed in claim 1, wherein the
adjusting member provides an adjustable stroke for the slidable bar
by adjusting a relative position between the protruding rod and the
fly wheel.
9. The exercise machine as claimed in claim 1, wherein the
assembling section of the fly wheel is a threaded aperture, and the
adjusting member and the corresponding assembling portion of the
assembling section form a screw, such that the adjusting member is
screwed onto the fly wheel.
10. The exercise machine as claimed in claim 1, wherein the sliding
sleeve has a limiting track, and the slidable bar is a long bracket
narrower than the limiting track of the sliding sleeve such that
the slidable bar is limited by the limiting track.
11. The exercise machine as claimed in claim 1, wherein one side of
the swing handle has a plurality of positioning portions, and the
driving arm of the securing portion can be attached onto any one of
the positioning portions of the swing handle.
12. The exercise machine as claimed in claim 1, wherein the
positioning portion further has a positioning ring and a
positioning member, the positioning portion is jacketed onto the
swing handle such that the positioning portion can freely move
along the swing handle with the positioning ring, and the
positioning member attached onto the swing handle engages with the
securing portion of the driving arm.
13. The exercise machine as claimed in claim 12, wherein the
positioning member is a quick-release member, a locking member or a
tightening member.
14. The exercise machine as claimed in claim 1, wherein a distance
between a base of the oval-shaped structure and the can be
shortened, and the length of the slidable bar can also be shortened
corresponding to the oval-shaped structure.
15. The exercise machine as claimed in claim 1, wherein the driving
arms are attached to respective sides of the oval-shaped structure,
the first pivoting portion of each driving arm is pivoted onto the
assembling portion and then again pivoted onto the assembling
section of the fly wheel with the assembling portion of the
adjusting member, and the protruding rod of the adjusting member
has a corresponding sliding sleeve for supporting the slidable bar.
Description
BACKGROUND OF THE INVENTION
[0001] 1. Field of the Invention
[0002] The present invention relates to an exercise machine having
an oval-shaped mechanism, and more particularly to an oval-shaped
mechanism having driving arms, which can provide a longer and
variable stroke with respect to the fly wheel.
[0003] 2. Description of the Related Art
[0004] Currently, a prior art exercise machine, as shown in FIG.
27, comprises: an oval-shaped structure 50, two swing handles 60
and two slidable bars 70. The oval-shaped structure 50 comprises a
base 51 having a fly wheel 52 and a standing rod 53 attached to a
front end of the oval-shaped structure 50. The fly wheel 52 has a
shaft 521 extending from opposing sides of the flywheel and a
pivoting shaft 531 extends from opposite sides of the standing rod
53. The two swing handles 60 respectively have a gripping portion
61, a linking arm 62 and a connecting tube 63 jacketed onto the
pivoting shaft 531 of the standing rod 53. The linking arm 62 has
an assembly portion 64 at an opposite end of the gripping portion
61. The slidable bars 70 each have a first pivoting portion 71 for
attachment onto the assembly portion 64 of the respective swing
handle 60, a second pivoting portion 72 with a ring for jacketing
onto the shaft 521 of the fly wheel 52, and a pedal 73 disposed on
a predetermined position of each slidable bar 70. When the user
wants to operate the exercise machine, he or she stands on both of
the pedals 73 of the slidable bars 70 and holds both of the swing
handles 60; by swinging both arms and stepping with both legs, the
fly wheel 52 provides a continuous movement and identically
travelling strokes for the swing handles 60 and the slidable bars
70.
[0005] However, the prior art exercise machine has the following
drawback: since the second pivoting portion 72 with a ring is
directly jacketed onto the shaft 521 of the fly wheel 52 and the
first pivoting portion 71 is attached onto the assembling portion
64 of the swing handle 60, the oval-shaped structure 50 has a
travel stroke limited by the fly wheel 52 such that the slidable
bars 70 and the swing handles 60 have the same travel stroke as the
fly wheel 52.
[0006] Therefore, it is desirable to provide an exercise machine to
mitigate and/or obviate the aforementioned problems.
SUMMARY OF THE INVENTION
[0007] An objective of the present invention is to provide an
exercise machine, which can provide a longer and variable stroke
with respect to the fly wheel.
[0008] In order to achieve the above-mentioned objectives An
exercise machine comprises an oval-shaped structure, two driving
arms, two swing handles and two slidable bars. The oval-shaped
structure comprises a base having a fly wheel. The fly wheel has an
assembling section eccentrically extending from two opposing sides
and a corresponding adjusting member. The adjusting member has an
assembling portion for connecting to the assembling section of the
fly wheel. The assembling section of the fly wheel is a
non-circular raised member, and the assembling portion of the
adjusting member is an aperture with a corresponding shape. The
adjusting member is a circular disk or rectangular bracket. An
outer side of the adjusting member has a protruding rod and a
corresponding sliding sleeve, and the sliding sleeve has a limiting
track. A standing rod is attached to a front end of the oval-shaped
structure. The two driving arms are respectively attached to two
sides of the oval-shaped structure. An end of each driving arm has
a securing portion and another end has a first pivoting portion
with a ring for assembly with the corresponding adjusting member.
The two swing handles are installed onto the standing rod. Each
swing handle has at least one positioning portion that is disposed
on the swing handle for coupling with the securing portion of the
driving arms, and an assembling portion at a lower end of the swing
handle. Each slidable bar is a long bracket narrower than the
limiting track of the sliding sleeve and respectively has a second
pivoting portion for attaching onto the assembling portion of the
respective swing handle. A pedal is disposed at a predetermined
position on each slidable bar.
[0009] With the above-mentioned embodiments, following benefits can
be obtained, the fly wheel of the oval-shaped structure utilizes
the assembling section to be connected an adjusting member, such
that the movement strokes can be adjusted.
[0010] Other objects, advantages, and novel features of the
invention will become more apparent from the following detailed
description when taken in conjunction with the accompanying
drawings.
BRIEF DESCRIPTION OF THE DRAWINGS
[0011] FIG. 1 is a perspective view of an embodiment of the present
invention.
[0012] FIG. 2 is an exploded view of an embodiment of the present
invention.
[0013] FIG. 3 shows another embodiment of an adjusting member
according to the present invention.
[0014] FIG. 4 is a side view illustrating operation of an
embodiment of the present invention.
[0015] FIG. 5 is a side view illustrating continuous movement of an
embodiment of the present invention.
[0016] FIG. 6 is another side view illustrating continuous movement
of an embodiment of the present invention.
[0017] FIG. 7 is another side view illustrating continuous movement
an embodiment of the present invention.
[0018] FIG. 8 is an adjustment schematic drawing of an embodiment
of the present invention.
[0019] FIG. 9 is another adjustment schematic drawing of an
embodiment of the present invention.
[0020] FIG. 10 is another adjustment schematic drawing of an
embodiment of the present invention.
[0021] FIG. 11 is a local detailed view of a fly wheel and an
adjusting member of an embodiment of the present invention.
[0022] FIG. 12 is an exploded view of an adjusting member with a
passive rod of an embodiment of the present invention.
[0023] FIG. 13 illustrates usage of an embodiment of the present
invention.
[0024] FIG. 14 is another local detailed view of a fly wheel and an
adjusting member of an embodiment of the present invention.
[0025] FIG. 15 is a perspective view of a swing handle of an
embodiment of the present invention.
[0026] FIG. 16 is a local detailed view of FIG. 15.
[0027] FIG. 17 is another perspective view of a swing handle of an
embodiment of the present invention.
[0028] FIG. 18 is a local detailed view of FIG. 17.
[0029] FIG. 19 is another perspective view of a swing handle of an
embodiment of the present invention.
[0030] FIG. 20 is a local detailed view of FIG. 19.
[0031] FIG. 21 is another perspective view of a swing handle of an
embodiment of the present invention.
[0032] FIG. 22 is a local detailed view of FIG. 21.
[0033] FIG. 23 is a perspective view of another embodiment of the
present invention.
[0034] FIG. 24 is an exploded view of another embodiment of the
present invention.
[0035] FIG. 25 is a perspective view of another embodiment of the
present invention.
[0036] FIG. 26 is a schematic drawing of another embodiment of the
present invention.
[0037] FIG. 27 is a perspective view of a prior art device.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT
[0038] Please refer to FIG. 1 and FIG. 2. An exercise machine
comprises an oval-shaped structure 10, two driving arms 20, two
swing handles 30 and two slidable bars 40. The oval-shaped
structure 10 comprises a base 11 having a fly wheel 12. The fly
wheel 12 has an assembling section 121 eccentrically extending from
two opposing sides and a corresponding adjusting member 13. The
adjusting member 13 has an assembling portion 131 for connecting to
the assembling section 121 of the fly wheel 12. The assembling
section 121 of the fly wheel 12 is a non-circular raised member,
and the assembling portion 131 of the adjusting member 13 is an
aperture with a corresponding shape. The adjusting member 13 is a
circular disk or rectangular bracket as shown in FIG. 3. An outer
side of the adjusting member 13 has a protruding rod 132 and a
corresponding sliding sleeve 14, and the sliding sleeve has a
limiting track 141. A standing rod 15 is attached to a front end of
the oval-shaped structure 10. The two driving arms 20 are
respectively attached to two sides of the oval-shaped structure 10.
An end of each driving arm 20 has a securing portion 21 and another
end has a first pivoting portion 22 with a ring for assembly with
the corresponding adjusting member 13. The two swing handles 30 are
installed onto the standing rod 15. Each swing handle has at least
one positioning portion 31 that is disposed on the swing handle 30
for coupling with the securing portion 21 of the driving arms 20,
and an assembling portion 32 at a lower end of the swing handle.
Each slidable bar 40 is a long bracket narrower than the limiting
track 141 of the sliding sleeve 14 and respectively has a second
pivoting portion 41 for attaching onto the assembling portion 32 of
the respective swing handle 30. A pedal 42 is disposed at a
predetermined position on each slidable bar 40.
[0039] For assembly, please refer to FIG. 1 and FIG. 2. The
assembling portion 131 of the adjusting member 13 jackets onto the
assembling section 121 of the fly wheel 12. Furthermore, the
adjusting member 13 provides an adjustable stroke for the slidable
bar 40 by adjusting a relative position between the protruding rod
132 and the fly wheel 12. The driving arms 20 are respectively
attached to opposing sides of the oval-shaped structure 10, the
first pivoting portions 22 at the rear ends are pivoted onto the
protruding rods 132 of the adjusting members 13, and the protruding
rods 132 are jacketed with the sliding sleeves 14 for supporting
the corresponding slidable bars 40. The two swing handles 30 are
also respectively coupled to two opposing sides of the oval-shaped
structure 10 and secured onto the standing rod 15. Furthermore, the
positioning portion 31 of the swing handle 30 is secured with the
securing portion 21 of the driving arm 20. The two slidable bars 40
are also respectively attached to two opposing sides of the
oval-shaped structure 10, the second pivoting portions 41 are
pivoted with the assembling portions 32 of the swing handles 30 and
rest on the sliding sleeve 14 jacketed onto the protruding rod 132
such that each slidable bar 40 is limited by the corresponding
limiting track 141.
[0040] For actual use, please refer to FIG. 4 with FIG. 5 to FIG.
7. A user stands on both of the pedals 43 of the slidable bars 40
and holds both of the gripping portions 31 of the swing handles 30;
the user then swings both arms and employs a stepping motion with
both legs. The pivoting portion 22 of the driving arms 20 are
jacketed onto the protruding rod 132 of the adjusting member 13,
while the securing portion 21 is mounted onto the positioning
portion 31 of the swing handle 30, such that each driving arm 20 is
connected to both the fly wheel 12 and the respective swing handle
30. The slidable bars 40 utilize the second pivoting portion 41 for
attaching onto the assembling portions 32 of the swing handles 30,
such that the slidable bars 40 and driving arms 20 utilize
different pivoting points for swinging movements and both overlap
the sliding sleeves 14 of the protruding rods 132 of the adjusting
members 13; therefore, when the user steps with both feet and
swings with both hands, with the free joints formed by the second
pivoting portions 41 of the slidable bars 40 and the assembling
portions 32 of the swing handles 30, the movements of the slidable
bars 40 are extended by the sliding sleeve 14 of the protruding rod
132, such that the swing handles 30 and the slidable bars 40 are
capable of having travel strokes that are different than the travel
stroke of the fly wheel 12. When the protruding rod 132 of the
adjusting member 13 is disposed on an inner side of the assembling
section 121 of the fly wheel 12, the protruding rod 132 rotates
around with the assembling section 121, having a smaller rotational
movement than the rotational movement of the fly wheel 12. On the
other hand, when the protruding rod 132 of the adjusting member 13
is disposed on an outer side of the assembling section 121 of the
fly wheel 12, as shown in FIG. 8, the protruding rod 132 rotates
around with the assembling section 121 with a larger rotational
movement than the rotational movement of the fly wheel 12. In
addition, each adjusting member 13 provides an adjustable stroke
for the corresponding slidable bar 40 by adjusting a relative
position between the protruding rod 132 and the fly wheel 12, as
shown in FIG. 9 and FIG. 10.
[0041] An embodiment of a combination of the fly wheel 12 and the
adjusting member 13 is shown in FIG. 11. The assembling section 121
of the fly wheel 12 is a rod, and the adjusting member 13 is a
Z-shaped member. The assembling portion 131 of the adjusting member
13 is a sleeve corresponding to the assembling section 121 for
jacketing onto the assembling section 121 of the fly wheel 12. The
first pivoting portion 22 of the driving arm 20 is assembled with
the assembling portion 131 of the adjusting member 13 and pivoted
onto the assembling section of the fly wheel; and the protruding
rod of the adjusting member is jacketed with the sliding sleeve for
supporting the slidable bar. The assembling portion 131 is a sleeve
corresponding to the assembling section 121 and used for jacketing
onto the assembling section 121 of the fly wheel 12. The first
pivoting portion 22 of the driving arm 20 is assembled with the
assembling portion 131 of the adjusting member 13 and pivoted onto
the assembling section 121 of the fly wheel 12. Moreover, the
protruding rod 132 of the adjusting member 13 is jacketed with the
sliding sleeve 14 for supporting the slidable bar 40.
[0042] Another embodiment of a combination of the fly wheel 12 and
the adjusting member 13 is shown in FIG. 12 and FIG. 13. The
adjusting member 13 further has a passive rod 16, the passive rod
16 has a third pivoting portion 161 at a side for attaching onto
the protruding rod 132 of the adjusting member 13 and connecting to
the first pivoting portion 22 of the driving arm 20 and a
connecting rod 162 at an opposite side jacketed with the sliding
sleeve 14 for supporting the slidable bar 40. The adjusting member
provides an adjustable stroke for the slidable bar, and the
different locations of the passive rod 16 on the adjusting member
13 can also provide different adjustments.
[0043] Another embodiment of a combination the fly wheel 12 and the
adjusting member 13 is shown in FIG. 14. The assembling section 121
of the fly wheel 12 is a threaded aperture, and the adjusting
member 13 and the corresponding assembling portion 131 of the
assembling section 121 form a screw, such that the adjusting member
13 is screwed onto the fly wheel 12.
[0044] For another embodiment of the exercise machine, please refer
to FIG. 15 and FIG. 16. A plurality of the positioning portions 31
are disposed on a side of each swing handle 30 such that the
securing portion 21 of the respective driving arm 20 is adjustable
for connection to any of the positioning portions 31 of the linking
arm 30.
[0045] For another embodiment of the driving arm 20 and the swing
handle 30, please refer to FIG. 17 to FIG. 21. The positioning
portion 31 further has a positioning ring 311 and a positioning
member 312; the positioning portion 31 is jacketed onto the swing
handle 30 such that the positioning portion 31 can freely move
along the swing handle 30 with the positioning ring 311, and the
positioning member 312 attached onto the swing handle 30 engages
with the securing portion 21 of the driving arm 20. The positioning
member 312 is a quick-release member, a locking member or a
tightening member, as shown in the respective figures.
[0046] For another embodiment of the exercise machine, please refer
to FIG. 23 and FIG. 24. A distance between the base 11 of the
oval-shaped structure 10 can be shortened, and the length of the
slidable bars 40 can also be shortened corresponding to the
oval-shaped structure 10 to reduce the entire size of the machine.
Furthermore, please refer to FIG. 25 and FIG. 26. Another
embodiment of the standing rod 15 and the swing handles 30 is shown
in FIG. 25, and an adjustment of the protruding rods 132 of the
adjusting members 13 is shown in FIG. 26.
[0047] With the above-mentioned embodiments, following benefits can
be obtained, the fly wheel 12 of the oval-shaped structure 10
utilizes the assembling section 121 to be connected an adjusting
member 13, such that the movement strokes can be adjusted.
[0048] Although the present invention has been explained in
relation to its preferred embodiment, it is to be understood that
many other possible modifications and variations can be made
without departing from the spirit and scope of the invention as
hereinafter claimed.
* * * * *