U.S. patent application number 11/480435 was filed with the patent office on 2007-12-06 for chair-rotating control mechanism applied to sport apparatus.
Invention is credited to Ying-Chou Lai.
Application Number | 20070281834 11/480435 |
Document ID | / |
Family ID | 38751108 |
Filed Date | 2007-12-06 |
United States Patent
Application |
20070281834 |
Kind Code |
A1 |
Lai; Ying-Chou |
December 6, 2007 |
Chair-rotating control mechanism applied to sport apparatus
Abstract
Chair-rotating control mechanism applied to sport apparatus,
wherein driven gear sector is to drive the connected eccentric
shaft to rotate, chair pivoted with an eccentric shaft is driven by
rotating shaft of pedal or decelerating motor, or both of them move
together as power source, this control mechanism can be applied to
bicycle, exercising bicycle and AB chair to control rotation of
chair, so that it can turn around waist and hip of rider when
riding on it to do exercise.
Inventors: |
Lai; Ying-Chou; (Changhua
County, TW) |
Correspondence
Address: |
TROXELL LAW OFFICE PLLC
5205 LEESBURG PIKE, SUITE 1404
FALLS CHURCH
VA
22041
US
|
Family ID: |
38751108 |
Appl. No.: |
11/480435 |
Filed: |
July 5, 2006 |
Current U.S.
Class: |
482/57 ;
482/51 |
Current CPC
Class: |
A63B 22/14 20130101;
A63B 22/0087 20130101; A63B 2023/003 20130101; A63B 22/0605
20130101; A63B 21/15 20130101 |
Class at
Publication: |
482/57 ;
482/51 |
International
Class: |
A63B 22/00 20060101
A63B022/00; A63B 22/06 20060101 A63B022/06; A63B 71/00 20060101
A63B071/00 |
Foreign Application Data
Date |
Code |
Application Number |
Apr 28, 2006 |
TW |
095207374 |
Claims
1. Chair-rotating control mechanism applied to sport apparatus as
follows: Sleeve which is installed on bracket, bearing is
respectively embedded into two ends of this sleeve; Eccentric
shaft, its top is pivoted with chair and lower section extends
downward to become relay shaft, screw thread section is made at
proper position of this relay shaft's lower section to screw on
nut, so that eccentric shaft is fixed at bearing of sleeve,
meanwhile, nut is screwed on against inner of bearing so as to
limit relay shaft to rotate inside bearing of sleeve. Chair which
is pivoted with top of eccentric shaft, so that user can move
around along with chair but not rotate together with eccentric
shaft. Driven gear sector which is connected to relay shaft and
meshed with gear sector of main shaft so as to drive eccentric to
rotate; Rotating shaft of pedal, an auxiliary sprocket wheel is
fixed on this shaft; Main shaft which fixes gear sector and
sprocket wheel, and connect sprocket wheel with this auxiliary
sprocket wheel with chain so that this gear sector meshes with
driven gear sector; Therefore, rotating shaft of pedal drives main
shaft to rotate, gear sector drives driven gear sector to rotate,
and then drives eccentric shaft to rotate, so that chair can move
in circle, user can exercise his/her hip and waist at the same time
when riding such bicycle.
2. Chair-rotating control mechanism applied to sport apparatus as
follows: Sleeve which is installed on bracket, bearing is
respectively embedded with two ends of this sleeve; An eccentric
shaft, its top is pivoted with one chair and lower section extends
downward and become relay shaft, screw thread section is made at
proper position of this relay shaft's lower section to screw on
nut, so that eccentric shaft is fixed at bearing of sleeve,
meanwhile, nut is screwed on against inner of bearing so as to
limit relay shaft to rotate inside bearing of sleeve. Chair which
is pivoted with top of eccentric shaft, so that user can move in
circle along with chair while eccentric shaft is rotating but not
rotate together. Driven gear sector which is connected with this
relay shaft and meshed with gear sector of main shaft so as to
drive eccentric to rotate; Rotating shaft of pedal, an auxiliary
sprocket wheel is fixed on this shaft; Main shaft which fixes gear
sector, sprocket wheel and main gear wheel, and connects sprocket
wheel and this auxiliary sprocket wheel with chain so that this
gear sector meshes with driven gear sector; Decelerating motor
which connects transmission gear wheel and meshes with main gear;
Therefore, rotating shaft of pedal or decelerating motor drives
main shaft to rotate, meanwhile, gear sector is to drive driven
gear sector to rotate, that then rotate eccentric shaft, so, chair
may move in circle. Chair is driven by rotating shaft of pedal and
decelerating motor, or only decelerating motor automatically drives
chair to turn round.
3. Chair-rotating control mechanism applied to sport apparatus as
follows: Sleeve which is installed on bracket, bearing is
respectively embedded with two ends of this sleeve; Eccentric
shaft, its top is pivoted with chair and lower section extends
downward and become one relay shaft, screw thread section is made
at proper position of this relay shaft's lower section to screw on
nut, so that eccentric shaft is fixed at bearing of sleeve,
meanwhile, nut is screwed on against inner of bearing so as to
limit relay shaft to rotate inside bearing of sleeve. Compressed
spring which is covered onto axial runner of relay shaft and is
positioned between sleeve and driven gear sector; Chair which is
pivoted with top of eccentric shaft, so that user can move in
circle along with chair while eccentric shaft is rotating but not
rotate together. Driven gear sector which is connected with this
relay shaft and meshed with gear sector of main shaft so as to
drive eccentric to rotate; and ring groove, which is fixed on this
driven gear sector to insert splint; Rotating shaft of pedal,
auxiliary sprocket wheel is installed on it; Main shaft which fixes
gear sector, sprocket wheel and main gear wheel, and connects
sprocket wheel and this auxiliary sprocket wheel with one chain, so
that this gear sector meshes with driven gear sector; Decelerating
motor which connects transmission gear wheel and meshes with main
gear wheel; First clutch assembly which is composed of splint,
fixing lever, spring, adjuster, board, it is fixed at where can
control driven gear sector, the splint is inserted into ring groove
of driven gear sector, adjuster is to control this driven gear
sector so that driven gear sector can mesh with or drop off gear
sector; Second clutch assembly which is composed of fixing seat,
limit lever, spring, adjuster and hook fixed on pivot seat of
decelerating motor, adjuster controls pivot seat to sway with pivot
shaft as axis, so that transmission gear meshes with or drop off
main gear; Therefore, rotating shaft of pedal or decelerating motor
can simultaneously or respectively drive driven gear sector to
rotate eccentric shaft, then apply first clutch assembly to control
driven gear sector to drop off gear sector of main shaft, so that
chair can turn round automatically with eccentric shaft as axis.
Also apply second clutch assembly to control transmission gear of
decelerating motor to drop off main gear of main shaft, thus,
rotating shaft of pedal can move driven gear sector, so, user can
turn around hip and waist at the same time while rotating shaft of
pedal.
4. As claimed in claim 1, 2, 3, it is chair-rotating control
mechanism applied to sport apparatus, wherein axial runner is made
in lower part of screw thread of eccentric shaft, and axial track
matching axial runner is made in Peg-in-Hole of driven gear sector,
so that this axial track can be embedded into this axial runner,
driven gear sector can move upward/downward within this axial
runner.
5. As claimed in claim 1, 2, 3, it is chair-rotating control
mechanism applied to sport apparatus, wherein one relay sleeve can
be fixed on top of this sleeve, which is also connected with relay
shaft, eccentric shaft can be embedded into this relay sleeve for
flexing, then lock this relay sleeve with lock bolt so that it
leans against this eccentric shaft, eccentric chair is thereby
adjusted according to height of user.
6. As claimed in claim 1, 2, 3, it is chair-rotating control
mechanism applied to sport apparatus, wherein chair is pivoted with
eccentric shaft, adjust seat is fixed at top of eccentric shaft,
and shaft lever is assembled at bottom of chair, with support of
shaft collars connecting to front of adjust lever, this shaft lever
embedded into this shaft collars can let chair rotate freely,
furthermore, this adjust lever can be embedded into from two ends
of adjust seat, which can adjust distance between chair and
eccentric shaft, then pass fixing bolt through adjust seat to
position adjust lever, so that eccentric shaft can be adjusted
properly as required when driven.
7. As claimed in claim 1, 2, 3, it is chair-rotating control
mechanism applied to sport apparatus, wherein features of the
structure to connect driven gear sector and relay shaft as follows:
Axial track (runner) is made in hole of this driven gear sector;
This relay shaft, axial runner (track) is fixed matching this axial
track (runner). Therefore, axial runner (track) of this relay shaft
is embedded into axial track (runner) of driven gear sector's hole,
so that driven gear sector can move upward/downward in axial runner
(track) of this relay shaft, which can drive eccentric shaft to
rotate.
8. As claimed in claim 2, 3, it is chair-rotating control mechanism
applied to sport apparatus, wherein the decelerating motor is fixed
at pivot seat, and this pivot seat is pivoted to this bracket with
pivot shaft, moreover, fixing seat also is fixed at this pivot
seat, which can fix 2.sup.nd clutch assembly, so that pivot seat
can drive decelerating motor to sway forward/backward.
9. As claimed in claim 3, it is chair-rotating control mechanism
applied to sport apparatus, wherein spring can cover onto axial
runner of relay, so that the compressed spring is positioned
between nut and driven gear sector, which will be compressed and
reset by driven gear sector.
10. As claimed in claim 3, it is chair-rotating control mechanism
applied to sport apparatus, wherein the first clutch assembly is
comprised by following components: Splint which is inserted into
ring groove set between compressed spring and driven gear sector;
Fixing lever is fixed at terminal of this splint; Spring is covered
onto this fixing lever and fixed on the board, so that this spring
is positioned between splint and board. Adjuster, its guide rope
fastens this board, and rope collars coating this guide rope is
limited within this splint with one bolt and positioned between
fixing lever and relay shaft of driven gear sector; Thus, this
adjuster can adjust its guide rope and control splint to push
upward compressed spring or release driven gear sector, so that
this driven gear sector can move up/down in axial runner of relay
shaft with above said axial track, so, driven gear sector can drop
off or mesh with gear sector, therefore, user can select power
source at will.
11. As claimed in claim 3, it is chair-rotating control mechanism
applied to sport apparatus, wherein the second clutch assembly is
comprised by following components: Pivot seat where one fixing seat
is fixed properly. Limit lever which passes through this fixing
seat and fixes on hook; Spring which covers onto limit lever;
Adjuster is to fasten the guide rope to this hook, and rope collar
of this guide rope is positioned at this fixing seat with one bolt;
Thus, adjuster is to adjust guide rope and bolt is to strain or
loose the guide rope so as to control this pivot seat to sway with
pivot shaft as axis, transmission gear thereby drop off or mesh
with main gear.
12. As claimed in claim 1, it is chair-rotating control mechanism
applied to sport apparatus, wherein this mechanism is applicable to
bicycle and exercising bicycle.
13. As claimed in claim 2, 3, it is chair-rotating control
mechanism applied to sport apparatus, wherein this mechanism is
applicable to exercising bicycle.
14. As claimed in claim 2, it is chair-rotating control mechanism
applied to sport apparatus, wherein this mechanism can also be
applicable to AB chair if not equipped with auxiliary sprocket and
rotating shaft of pedal.
Description
BACKGROUND OF THE INVENTION
[0001] 1) Field of the Invention
[0002] This invention relates to chair-rotating control mechanism
applied to sport apparatus, wherein the chair pivoted with an
eccentric shaft is driven by rotating shaft of pedal or electric
motor of bicycle, exercising bicycle and AB chair, so that it
rotates while riding on it to do exercise.
[0003] 2) Description of the Prior Art
[0004] There are many types of sport apparatus, however, most of
them are applicable to indoor exercise, such as indoor exercising
bicycle, many people use magnetic exercising bicycle due to its
easy operation, which only uses an adjuster to adjust distance
between magnetic force tractions in magnetic field, counteractive
force of pedal gets resistance so that user can adjust properly
basing on the imposed force.
[0005] The above said exercising bicycle can only exercise your
legs, however, waist and hip of human body must rely on hula hoop,
no other apparatuses are available to exercise these parts of body,
which is at most a vibrating massage to massage waist or hip, so,
if hula hoop is no available or don't know how to use it, can only
rotate his/her own body.
SUMMARY OF THE INVENTION
1. Problems to Solve:
[0006] (1) The prior exercising bicycle can only exercise legs and
do nothing to your waist.
[0007] (2) You must get trained before playing this hula hoop, it
is not easy to play because of its limitation in space, and can not
play it everywhere.
[0008] (3) If directly turn around your waist and sway your hip,
your upper body may wobble accordingly, so, it is not effective to
exercise your waist and hip as required.
2. Solutions:
[0009] (1) This invention is to install an eccentric shaft in a
sleeve, one end of this eccentric shaft is pivoted with one set of
chair, and another end is connected to a driven gear sector so that
it can drive chair to rotate when running.
[0010] (2) Driven gear sector of this invention can connect or
separate eccentric shaft, when it is separated, driven gear sector
can slip up/down bellow eccentric shaft, and drive eccentric shaft
to rotate as well.
[0011] (3) This invention applies beneath of above said driven gear
sector to mesh with gear sector, which is fixed on main shaft, and
one driven sprocket or main gear is fixed on the main shaft so as
to provide power to drive driven sprocket or main gear to rotate
respectively, meanwhile, the driven gear sector can drive eccentric
shaft to rotate chair.
[0012] (4) Power source of this invention can be either rotating
shaft of pedal or decelerating motor, which can drive main shaft to
rotate.
[0013] (5) This invention uses the first and second clutch
assembly; wherein the first clutch assembly controls driven gear
sector to drop off tooth of gear sector of this main shaft; and the
second clutch assembly controls decelerating motor to drop off
tooth of main gear; above said controls, namely, selection of power
source, either to provide chair to drive eccentric shaft to rotate
itself, or to provide rotating shaft of pedal to drive chair to
rotate, or to provide decelerating motor to drive chair to rotate,
or pedal and decelerating motor drive chair to rotate at the same
time.
[0014] (6) Upper end of the above said sleeve of this invention
applicable to bicycle, exercising bicycle and AB chair can fix one
relay sleeve, so that eccentric shaft can be embedded into this
relay sleeve for flexing to adjust eccentric shaft upward or
downward and regulate chair according to height of user.
[0015] (7) Chair is pivoted with eccentric shaft of this invention,
one adjust seat can be fixed at top of eccentric shaft, so that
eccentric shaft can be adjusted properly according to its rotating
radius when it is driven.
[0016] (8) This invention is applicable to exercising bicycle,
bicycle or AB chair, which can select different operational
modes.
BRIEF DESCRIPTION OF THE DRAWINGS
[0017] FIG. 1-A is the transmission plane combination sketch map of
the transmission eccentric shaft of this invention.
[0018] FIG. 1-B is the exploded plane sketch map of relay shaft and
driven gear sector parts of this invention.
[0019] FIG. 1-C is the combination section view of eccentric shaft
and driven gear sector of this invention.
[0020] FIG. 2-A is the front implementation example map of this
invention applied to bicycle.
[0021] FIG. 2-B is the zoomed map of back configuration of this
invention applied to bicycle.
[0022] FIG. 2-C is the section sketch map of the combination parts
of this invention applied to bicycle.
[0023] FIG. 3-A is the combination sketch map of this invention
applied to bicycle.
[0024] FIG. 3-B is the section sketch map of the combination parts
of this invention applied to exercising bicycle.
[0025] FIG. 4-A is the front sketch map of this invention applied
to AB chair.
[0026] FIG. 4-B is the back sketch map of this invention applied to
AB chair.
[0027] FIG. 5-A is the movement sketch map of this invention.
[0028] FIG. 5-B is the movement sketch map of the second clutch
assembly of this invention to control the drop-off.
[0029] FIG. 6-A is the movement sketch map of this invention.
[0030] FIG. 6-B is the movement sketch map of the first clutch
assembly of this invention to control the drop-off.
[0031] FIG. 7-A is the exploded view to adjust chair of this
invention.
[0032] FIG. 7-B is the combination map to adjust chair of this
invention.
[0033] FIG. 8-A is another implementation exploded view to adjust
chair of this invention.
[0034] FIG. 8-B is another implementation combination map to adjust
chair of this invention.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0035] Techniques and operations relating to this invention are
described basing on bicycle, exercising bicycle and AB chair but
not limited in the following preferred embodiments:
[0036] Please refer to FIG. 1-A.about.C, the common structure of
this invention is to fix sleeve 11 on bracket 1, bearing 12 is
respectively embedded into two ends of sleeve 11, chair S is
pivoted with eccentric shaft, relay shaft 21 is fixed at the lower
extended section, axial runner (track) 211 is installed at bottom
of this relay shaft 21, and screw thread 212 is assembled at top of
this axial runner (track) 211; please refer to FIG. 1-A.about.B,
when eccentric shaft 2 is embedded into bearing 12, screw thread
212 is locked with nut 213 so that it is positioned at inner of
bearing 12 at bottom of sleeve 11, eccentric shaft 2 in sleeve 11
can rotate bearing 12 to drive chair S to turn around.
[0037] According to above said driven gear sector 3, axial track
(runner) 32 is assembled in shaft hole 31 matching axial runner
(track) 211 of above said relay shaft 21, and axial runner (track)
211 of this relay shaft 21 is embedded into axial track (runner) 32
of shaft hole 31 of this driven gear sector 3 so that it can move
upward/downward in axial runner (track) 211 of this relay shaft 21
and drive eccentric shaft 2 to rotate. In addition, axial runner
(track) 211 of this relay shaft 21 is covered with compressed
spring 314 which is positioned between nut 213 and driven gear
sector 3, compressed spring 314 can be compressed and reset due to
upward/downward movement of driven gear sector 3.
[0038] Therefore, gear sector 41 is meshed with bottom of above
said driven gear sector 3, this gear sector 41 is fixed on main
shaft 4, and driven sprocket 42 or main gear wheel 42' is fixed at
external side of main shaft 4 extending out of bracket 1.
[0039] Please refer to FIG. 2-A.about.C and FIG. 3-A, B, rotating
shaft of pedal 5 is fixed beside the original transmission sprocket
51 and an auxiliary sprocket 52 is assembled inside it, chain 53
connects auxiliary sprocket 52 with driven sprocket 42, in this
case, auxiliary sprocket 52 and driven sprocket 42 may be driven to
rotate by rotation of rotating shaft of pedal 5, meanwhile, main
shaft 4 drives gear sector 41 to mesh with driven gear sector 3,
and chair S may also turn around owing to rotation of eccentric
shaft 2, therefore, your hip and waist may get exercised at the
same time while riding the bicycle, or user just turns around
his/her hip to exercise his/her waist with bearing 12 pivoting with
eccentric shaft as axis without turning around rotating shaft of
pedal 5, which matches bicycle 10 and exercising bicycle 20.
[0040] Please refer to FIG. 4-A,B, driven sprocket 42 fixed on
above said main shaft 4 is modified as main gear wheel 42' and one
set of decelerating motor 6 is fixed in front of main shaft 4, this
decelerating motor 6 is connected with transmission gear wheel 61
and mesh with main gear wheel 42' so that decelerating motor 6
drives transmission gear wheel 61 to rotate, and also drive main
gear wheel 42' to rotate, then main shaft 4 drives gear sector 41
to rotate driven gear sector 3 and eccentric shaft 2, so that chair
S can be driven to rotate automatically by auxiliary power of
decelerating motor 6, which is applicable to AB chair 30.
[0041] Please refer to FIG. 4-A, B and FIG. 3-A, B, driven sprocket
42'' that is different from this main gear wheel 42' is fixed at
one side of it on main shaft 4, auxiliary sprocket 52' that is
different from transmission sprocket 51 is also fixed at one side
of it and chain 53' connects them so that main shaft 4 drives gear
sector 41 to mesh with driven gear sector 3 for rotation, that may
drive eccentric shaft 2 to rotate, chair S is driven to rotate
easily by auxiliary power of decelerating motor 6 and rotating
shaft of pedal 5, which is applicable to exercising bicycle 20.
[0042] Please refer to FIG. 3-A and FIG. 4-A, adjuster A and B
described in the following are the common device of sport
apparatus, and guide rope A1 and B1 wind adjuster A and B, they are
similar to line of bicycle's brake block. Because they are common
components applied to this invention, so, we don't make further
descriptions herein.
[0043] Please refer to FIG. 3-A, FIG. 4-A.about.B, FIG.
5-A.about.B, FIG. 6-A.about.B, the first clutch assembly 7 can
control upward/downward movement of driven gear sector 3; wherein
the first clutch assembly 7 is to insert splint 71 into ring groove
33 (such as FIG. 1-B) that is made between compressed spring 314
and driven gear sector 3, fixing lever 72 is passed through
terminal of splint 71, which is fixed on board 74 after covering
spring 73, so that spring 73 is positioned between splint 71 and
board 74, then fasten guide rope A1 of adjuster A with board 74,
rope collar A2 to coat guide rope A1 is blocked at splint 71 with
bolt A3, which is positioned between fixing lever 72 and driven
gear sector 3 of relay shaft 3, thus, adjuster A adjusts guide rope
A1 to control splint 71 so that compressed spring 314 pushes upward
driven gear sector 3 which may use above said axial track 32 to
slide upward along axial runner 211 of relay shaft, driven gear
sector 3 drops off mesh of gear sector 41, so, user can directly
rotate chair S at will with eccentric shaft 2 as axis, or loose
guide rope A1 so that spring 73 directly pushes back splint 71,
meanwhile, driven gear sector 3 can also be meshed with gear sector
41 basing on recovery of compressed spring 314, then eccentric
chair S moves with rotating shaft of pedal 5, therefore, this sport
apparatus can exercise your leg, waist, hip at the same time, also
user can select power source as required.
[0044] Please refer to FIG. 3-A, FIG. 4-A.about.B, FIG.
5-A.about.B, FIG. 6-A.about.B, pivot seat 62 of above said
decelerating motor 6 is pivoted with front end of above said
bracket 1 with pivot shaft 621, and set fixing seat 622 on pivot
seat 62, which is to fix the 2.sup.nd clutch assembly 8; above said
2.sup.nd clutch assembly is to pass limit lever 81 through fixing
seat 622 and then cover spring 82, fix terminal of limit lever 81
on hook 83, meanwhile, fasten guide rope B1 of adjuster B with hook
83, sling B2 of guide rope B1 is positioned at fixing seat 622 with
bolt B3, so, adjuster B can adjust guide rope B1, bolt B3 can
strain or loose guide rope to control pivot seat 622, so that it
can sway forward with pivot shaft 621 as axis, transmission gear 61
meshes with this main gear wheel 42' to run together; push open
pivot seat 622 with spring 82 when loosing, transmission gear 61
drops off main gear wheel 42' so as to control decelerating motor 6
and rotating shaft of pedal 5.
[0045] Please refer to FIG. 2-C and FIG. 3-B, above said sleeve 11
is applied to bicycle 10, exercising bicycle 20 and AB chair 30,
relay sleeve 9 is fixed on it and connected with relay shaft 21,
eccentric shaft 2 can be embedded into relay sleeve 9 for flexing,
then lock relay sleeve 9 with lock bolt 91 so as to lean against
eccentric shaft 2, therefore, eccentric chair S can be adjusted
according to height of user.
[0046] Please refer to FIG. 7-A and FIG. 8-A, chair S is pivoted
with eccentric shaft 2, regulating seat S1 is fixed on top of
eccentric shaft 2, shaft lever S22 is set at bottom of chair S in
axial direction, front of regulating lever S2 is connected with
shaft collars S21 so that shaft lever S22 can be embedded into
shaft collars S21 for chair S to rotate automatically, and
regulating lever S2 is embedded into regulating seat S1 to adjust
spacing between chair S and eccentric shaft 2, then pass fixing
bolt S3 through regulating seat S1 to position regulating lever S2,
so that eccentric shaft 2 can be adjusted properly according to its
rotating radius when driven; above said regulating lever S2 can be
embedded into regulating seat S1 from both ends, so that eccentric
shaft 2 produces different offset distance to shaft lever S22 of
chair S, it can rotate and produce different rotating radius to
change rotating radian as required.
* * * * *