U.S. patent application number 11/818588 was filed with the patent office on 2008-12-18 for treadmill.
This patent application is currently assigned to Johnson Health Tech Co., Ltd. Invention is credited to Sun Feng.
Application Number | 20080312047 11/818588 |
Document ID | / |
Family ID | 40132885 |
Filed Date | 2008-12-18 |
United States Patent
Application |
20080312047 |
Kind Code |
A1 |
Feng; Sun |
December 18, 2008 |
Treadmill
Abstract
This present invention discloses a treadmill comprising a base,
a platform, two rollers, an endless belt, and at least two
assemblies, and therefore the user can adjust the location of the
adjustable assembly relative to the platform for reducing impact of
the platform and varying flexibility of the platform to meet the
user's demanding so as to prevent sports injury during operation
period.
Inventors: |
Feng; Sun; (ShangHai,
CN) |
Correspondence
Address: |
Joe Chen / Johnson Health Tech
No. 26, Ching-Chuan Rd.
Taya Hsiang
428
TW
|
Assignee: |
Johnson Health Tech Co.,
Ltd
|
Family ID: |
40132885 |
Appl. No.: |
11/818588 |
Filed: |
June 18, 2007 |
Current U.S.
Class: |
482/54 |
Current CPC
Class: |
A63B 22/02 20130101;
A63B 22/0235 20130101; A63B 22/0023 20130101; A63B 22/0207
20151001; A63B 22/0228 20151001; A63B 22/0257 20130101; A63B
2210/50 20130101 |
Class at
Publication: |
482/54 |
International
Class: |
A63B 22/02 20060101
A63B022/02 |
Claims
1. A treadmill comprising: a base having a front portion and a rear
portion; a platform supported by the base; a front roller and a
rear roller respectively coupled to the front portion and the rear
portion of the base; an endless belt encompassed the platform and
coupled to the front roller and the rear roller; and at least two
adjustable assemblies movably disposed between the base and the
platform to reduce impact of the platform, each of the adjustable
assemblies respectively located under the right side and left side
of the platform capable of moving back and forth relative to the
platform, wherein each of the adjustable assemblies comprises a
first supporting member rotatably mounted therein.
2. The treadmill as claimed in claim 1, wherein each of the
adjustable assemblies further comprises a second supporting member
and a third supporting member respectively rotatably mounted
therein, and the three supporting members arrange in an order of
nonlinear geometry figure.
3. The treadmill as claimed in claim 2, wherein at least one of the
supporting members contacts with one of the base and the
platform.
4. The treadmill as claimed in claim 2, wherein each of the
supporting members keeps a space with others.
5. The treadmill as claimed in claim 2, wherein at least one of the
supporting members contacted with one of the base and the platform
is composed of resilient material.
6. The treadmill as claimed in claim 2, wherein each of adjustable
assemblies comprises an adjustable portion, a connecting portion,
three supporting members disposed between the connecting portion
and the adjustable portion and at least one connecting assembly
associated with the adjustable portion, the connecting portion and
the three supporting members, wherein a user can hold the
adjustable portion for pushing the adjustable cushion assembly to
move back and forth relative to the platform.
7. The treadmill as claimed in claim 1, wherein the treadmill
comprises a driving device to drive the at least two adjustable
assemblies to move back and forth relative to the platform.
8. A treadmill comprising: a base having a front portion and a rear
portion; a platform supported by the base; a front roller and a
rear roller respectively coupled to the front portion and the rear
portion of the base; an endless belt encompassed the platform and
coupled to the front roller and the rear roller; and at least two
adjustable assemblies movably disposed between the base and the
platform to reduce impact of the platform, each of the adjustable
assemblies respectively located under the right side and left side
of the platform capable of moving back and forth relative to the
platform, wherein each of adjustable assemblies comprises a first
supporting member, a second supporting member, and a third
supporting member rotatably mounted therein, and the three
supporting members arrange in an order of nonlinear geometry
figure.
9. The treadmill as claimed in claim 8, wherein at least one of the
supporting members contacts with one of the base and the
platform.
10. The treadmill as claimed in claim 8, wherein at least one of
the supporting members contacted with one of the base and the
platform is composed of resilient material.
11. The treadmill as claimed in claim 8, wherein each of the
supporting members keeps a space with others.
12. The treadmill as claimed in claim 8, wherein each of adjustable
assemblies comprises an adjustable portion, a connecting portion,
three supporting members disposed between the connecting portion
and the adjustable portion and at least one connecting assembly
associated with the adjustable portion, the connecting portion and
the three supporting members, wherein a user can hold the
adjustable portion for pushing the adjustable cushion assembly to
move back and forth relative to the platform.
13. The treadmill as claimed in claim 8, wherein the treadmill
comprises a driving device to drive the adjustable cushion to move
back and forth relative to the platform.
14. A treadmill comprising: a base having a front portion and a
rear portion; a platform supported by the base; a front roller and
a rear roller respectively coupled to the front portion and the
rear portion of the base; an endless belt encompassed the platform
and coupled to the front roller and the rear roller; and at least
two adjustable assemblies movably disposed between the base and the
platform to reduce impact of the platform, each of the adjustable
assemblies respectively located under the right side and left side
of the platform capable of moving back and forth relative to the
platform, wherein each of adjustable assemblies comprises a first
supporting member, a second supporting member, and a third
supporting member rotatably mounted therein, wherein the three
supporting members arrange in an order of nonlinear geometry
figure, and at least one of the three supporting members contacts
with one of the base and the platform.
15. The treadmill as claimed in claim 14, wherein each of the
supporting members keeps a space with others.
16. The treadmill as claimed in claim 14, wherein the first
supporting member contacts with the platform, and the second and
third supporting members respectively contacts with the base.
17. The treadmill as claimed in claim 14, wherein the first
supporting member contacts with the base, and the second and third
supporting members respectively contacts with the platform.
18. The treadmill as claimed in claim 14, wherein at least one of
the supporting members contacted with one of the base and the
platform is composed of resilient material.
19. The treadmill as claimed in claim 14, wherein each of
adjustable assemblies comprises an adjustable portion, a connecting
portion, three supporting members disposed between the connecting
portion and the adjustable portion and at least one connecting
assembly associated with the adjustable portion, the connecting
portion and the three supporting members, wherein a user can hold
the adjustable portion for pushing the adjustable cushion assembly
to move back and forth relative to the platform.
20. The treadmill as claimed in claim 14, wherein the treadmill
comprises a driving device to drive the adjustable assembly to move
back and forth relative to the platform.
Description
BACKGROUND OF THE INVENTION
[0001] 1. Field of the Invention
[0002] The present invention relates to an exercise apparatus
improved feature and, more particularly, to a treadmill with
adjustable assembly that a user can change the location of the
adjustable assembly relative to the treadmill for reducing impact
of the treadmill.
[0003] 2. Description of Related Art
[0004] U.S. Pat. No. 4,350,336 discloses a shock-absorbing platform
support means being movable fore and aft on the frame for
adjustment purposes so as to act as a shock-absorbing fulcrum for
the platform to protect the body of the exerciser from the shock
usually associated with running or walking on a hard surface.
Although this invention can change the position of the
shock-absorbing fulcrum relative to the platform, due to its
complication structure, the exerciser can not adjust the fulcrum
easily so as to causing inconvenient during operation period.
[0005] U.S. Pat. No. 7,077,788 discloses a spring for providing
flexibility of cushion function to the user while using the
treadmill. It's better than the abovementioned prior art, but still
takes lots of manufacture cost.
[0006] U.S. Pat. No. 5,976,061 discloses a treadmill having a deck
spacing mechanism comprising an adjustable height bumper movable
between a down position and an up position. This conventional
treadmill uses a drive screw that is adapted for movement relative
to the base for adjusting level of resistance to downward movement
of the support deck relative to the base. Also, this conventional
treadmill will cost much manufacturing cost due to the complicated
structure of deck spacing mechanism comprising, and the user can
not stably run on the deck during operation period due to the wheel
structure of the deck spacer.
SUMMARY OF THE INVENTION
[0007] This invention relates to a treadmill comprising: a base
having a front portion and a rear portion; a platform supported by
the base; a front roller and a rear roller respectively coupled to
the front portion and the rear portion of the base; an endless belt
encompassed the platform and coupled to the front roller and the
rear roller; and at least two adjustable assemblies movably
disposed between the base and the platform to reduce impact of the
platform, each of the adjustable assemblies respectively located
under the right side and left side of the platform capable of
moving back and forth relative to the platform, wherein each of the
adjustable assemblies comprises a first supporting member rotatably
mounted therein. Therefore, user can adjust the location of the
adjustable assembly relative to the platform for reducing impact of
the platform and varying flexibility of the platform to meet the
user's demanding so as to prevent sports injury during operation
period.
[0008] Furthermore, each of the adjustable assemblies further
comprises a second supporting member and a third supporting member
respectively rotatably mounted therein, wherein the three
supporting members arrange in an order of nonlinear geometry figure
such as triangle and each of the supporting members keeps a space
with others. In addition, at least one of the supporting members
contacted with one of the base and the platform is preferably
composed of resilient material. Due to the arrangement of the
supporting members, the adjustable assembly can stably located
between the base and platform for reducing impact of the platform
while the user runs on the platform.
[0009] In addition, each of adjustable assemblies comprises an
adjustable portion, a connecting portion, three supporting members
disposed between the connecting portion and the adjustable portion
and at least one connecting assembly associated with the adjustable
portion, the connecting portion and the three supporting members,
wherein a user can hold the adjustable portion for pushing the
adjustable cushion assembly to move back and forth relative to the
platform. Therefore, due to the simple structure of the adjustable
assembly, the user can easy to adjust the location of the
adjustable assembly relative to the platform.
[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 shows a schematic view of a treadmill with adjustable
assembly according to the present invention.
[0012] FIG. 2 shows part of structure of the treadmill of the FIG.
1.
[0013] FIG. 3 shows a schematic view of the adjustable assembly
according to the present invention.
[0014] FIG. 4 shows an explosion view of the adjustable assembly
according to the present invention.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT
[0015] FIG. 1 shows a schematic view of a treadmill with adjustable
assembly according to this present invention. FIG. 2 shows part of
structure of the treadmill of the FIG. 1. FIG. 3 shows a schematic
view of the adjustable assembly according this present invention.
Referring FIG. 1 to FIG. 3, the treadmill 100 comprises two
adjustable assemblies 20,30 capable of reducing the impact of the
treadmill given by the user. In this embodiment, the treadmill 100
comprises a base 101, a platform 102, a front roller 103, a rear
roller 104, a endless belt 105 and two adjustable assemblies
20,30.
[0016] Referring to FIG. 1, the treadmill 100 comprises two
standards 107 extended upwardly from the base 101, a console 109
disposed on the upper end of the standards 107, and a handgrip 110
fixed on the standards 107 for user to grasp during operation
period. There are some buttons, display devices or some indicators
located on the panel of the console 109 for user to control working
parameters or other related functions of the treadmill 100.
[0017] Please refer to FIG. 1 and FIG. 2, some elements are removed
at FIG. 2 for displaying the characteristics of this present
invention more clearly. The base 101 has a front portion 1021 and a
rear portion 1022, and the platform 102 is supported by the base
101. The front roller 103 and the rear roller 104 respectively
locates near to the front portion 1021 and the rear portion 1022 of
the base 101. In this embodiment, the adjustable assemblies 20,30
respectively locates between the platform 102 and the base 101. For
clearly displaying the location of the adjustable assemblies 20,30,
the endless belt 105 was removed and the platform 102 was shown by
the dotted line. Please refer to FIG. 2, the adjustable assemblies
20,30, respectively disposes at the left side and right side of the
platform 102, were supported by the base 101.
[0018] While a user operates the treadmill 100, the adjustable
assemblies 20,30 can reduce impact of the platform 102 given by the
user, and adjust the location of the adjustable assemblies 20,30
capable of moving back and forth between the front portion 1021 and
the rear portion 1022.
[0019] FIG. 4 shows an explosion view of the adjustable assembly.
Referring to FIG. 2 to FIG. 4, in this embodiment, the adjustable
assemblies 20,30 respectively comprises an adjustable portion
21,31, a connecting portion 22,32, three supporting members 23,33,
and three connecting assemblies 24,34. In this embodiment, each of
the three connecting assemblies 24,34 associates with the
adjustable portion 21,31, the connecting portion 22,32, and the
supporting members 23,33 located between the adjustable portion
21,31 and the connecting portion 22,32. In this embodiment, the
adjustable assemblies 20,30 respectively comprises a supporting
plate 27,37 located between the adjustable portion 21,31 and the
supporting member 23,33 for strengthening the structure of the
adjustable assembly 20,30.
[0020] In this embodiment, the adjustable assembly 20 and the
adjustable assembly 30 both have the same structure, and therefore
this embodiment will only describe the adjustable assembly 20 as an
example hereinafter. Referring to FIG. 3, the three supporting
members 23 arrange in an order of triangle. Due to the arrangement
of the three supporting members 23, one of the supporting members
23 contacts with the platform 102, and others contact with the base
101, and each of the supporting members 23 keeps a space with
others. In this embodiment, at least one supporting member 23
should contact with one of the base 101 and the platform 102. Due
to the triangular arrangement of the three supporting members 23,
the adjustable assembly 20 can strengthen the supporting force for
the treadmill 100 so as to maintain the platform more stable while
someone runs on the platform 102, and reduce impact of the platform
102 given by the user during operation period. In this embodiment,
each of the three supporting members 23 is rotably mounted to the
adjustable assembly 20, and therefore each of the three supporting
members 23 respectively is rotated about clockwise or
counter-clockwise while the user pushes the adjustable portion 21
to adjust the location of the adjustable assembly 20 relative to
the platform 102. Due to the triangular arrangement of the three
supporting members 23, the adjustable assembly has some advantages
such as less members, simple structure, and low manufacturing cost.
In addition, the adjustable assembly can comprises any number of
supporting members for arranging in any type of the nonlinear
geometry figure. Therefore, the supporting members of this present
invention were arranged in an order of any nonlinear geometry
figure, preferably, but not limited to arrangement such as
triangle, rectangle, . . . or trapezoid. Further, no matter what
the geometry figure was the supporting members arranged, at least
one of the supporting members should contacts with one of the base
or the platform, and each supporting member should keep space from
others.
[0021] In this embodiment, the connecting assemblies 24,34
respectively comprises a bolt 241,341 and a nut 242,342. Also, this
embodiment only describes the connecting assembly 24 as an example.
In this embodiment, the bolt 241 threads through the supporting
member 23, the connecting portion 22, and the supporting plate 27,
and was fasten by the nut 242 therein. Further, the connecting
assembly 24 comprises a screw or other related elements for fixing
the supporting plate 27 on the adjustable portion 21 so as to
increase the integration of the adjustable assembly 20. In this
embodiment, the connecting assembly 24 preferably comprises a bolt
and a nut for associating the adjustable portion, the connecting
portion and, three supporting members and the supporting plate, but
it still can use other members to achieve the same object such as
screw and c-shaped clip.
[0022] Please refer to FIG. 3 and FIG. 4, in this embodiment, the
adjustable assembly assemblies 20,30 respectively further comprises
two elastic members 211,311 relatively mounted on the supporting
plate 27,37 and the connecting portion 22,32. While the adjustable
assembly assemblies 20,30 respectively moves back and forth on the
base 101, the adjustable assembly assemblies 20,30 will rub against
the base 101 during operation period. Therefore, the elastic
members 211,311 can decrease the abrasion generated by rubbing the
adjustable assembly assemblies 20,30 against the base 101 so as to
prevent damage of the adjustable assembly assemblies 20,30 and the
base 101. The material of the supporting members 23,33 and the
elastic members 211,311 is preferably composed resilient material.
Further, for reducing the impact of the platform 102, at least one
of the supporting members contacted with one of the base and the
platform is composed of resilient material such as PA66.
[0023] While the user runs on the platform 102, the user will feel
uncomfortable if the flexibility of the platform 102 is too small.
At this time, the user just moves the adjustable assemblies 20,30
to the front end of the platform 102 for increasing the flexibility
of the platform 102, and the user will feel more comfortable after
adjusting the location of the adjustable assemblies 20,30 so as to
prevent sports injury occurred during operation period. On the
other hand, the user can move the adjustable assemblies 20,30 to
the rear end of the platform 102 while the flexibility is too large
for the user so as to select a better operation environment. In
addition, the adjustable assemblies 20,30 not only were adjusted
the location by the user, but also can be adjusted by a driving
device (not shown in figure) such as the motor capable of moving
back and forth relative to the platform 102.
[0024] From abovementioned, this present invention relates to a
treadmill comprising. Therefore, user can change the location of
the adjustable assembly relative to the platform for varying
flexibility of the platform to meet the user's demanding so as to
prevent sports injury during operation period. Further, due to the
simple structure of the adjustable assembly, the user can easy to
adjust the location of the adjustable assembly relative to the
platform.
[0025] 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.
* * * * *