US20030032536A1 - Portable exercise device - Google Patents
Portable exercise device Download PDFInfo
- Publication number
- US20030032536A1 US20030032536A1 US10/214,061 US21406102A US2003032536A1 US 20030032536 A1 US20030032536 A1 US 20030032536A1 US 21406102 A US21406102 A US 21406102A US 2003032536 A1 US2003032536 A1 US 2003032536A1
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- United States
- Prior art keywords
- exercise device
- handle part
- handle
- portable exercise
- detent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 10
- 239000004814 polyurethane Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 210000003489 abdominal muscle Anatomy 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000003187 abdominal effect Effects 0.000 description 3
- 238000007373 indentation Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000003562 lightweight material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 239000012858 resilient material Substances 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
- A63B22/20—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements using rollers, wheels, castors or the like, e.g. gliding means, to be moved over the floor or other surface, e.g. guide tracks, during exercising
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/02—Exercising apparatus specially adapted for particular parts of the body for the abdomen, the spinal column or the torso muscles related to shoulders (e.g. chest muscles)
- A63B23/0205—Abdomen
- A63B23/0211—Abdomen moving torso with immobilized lower limbs
Definitions
- the present invention relates to a portable exercise device.
- One of the more popular physical training devices that is commercially available today is a device for exercising the abdominal muscles.
- One such device is known as the so-called “Ab-Roller.”
- These devices are characterized by a centralized wheel or wheels, which are designed to roll on the floor or other flat surface and two handles of some kind affixed to the wheel or wheels. The user grasps one handle with each hand, and kneels on the ground bending forward so that the wheel or wheels are on the ground in front of them. Then, the user goes forward and backward rolling the wheel on the ground to exercise at least the abdominal muscles.
- the present invention relates to a portable exercise device, which includes at least one wheel and at least two handles attached to either side of said at least one wheel.
- the device is characterized by the fact that it can be easily disassembled into two or more elements for transport and storage.
- the device includes a releasable attachment between the at least one wheel and the at least two handles attached either side of the at least one wheel.
- the device of the present invention is particularly advantageous in that it can be easily disassembled for storage and transport and can be easily reassembled for use to thereby encourage the owner to exercise when travelling away from home.
- FIG. 1 is a top view of a portable exercise device in accordance with the present invention.
- FIG. 2 is a side view of the male handle part of a first embodiment of the exercise device of the present invention.
- FIG. 3 is a cross-sectional view of a portion of a female handle part of the first embodiment of the exercise device of the present invention.
- FIG. 4 is a longitudinal cross-sectional view of a release pin in accordance with the present invention.
- FIG. 5 is a lateral cross-sectional view of the release pin of FIG. 4 taken along the line 5 - 5 of FIG. 4.
- FIG. 6 is a cross-sectional view of a portion of the first embodiment of the female handle part of the present invention.
- FIG. 7 is a top view of a second embodiment of a portion of a female handle part in accordance with the present invention.
- FIG. 8 is a cross-sectional view of a second embodiment of a male axle for use with the female handle part of FIG. 7.
- FIG. 9 is a cross-sectional view of along the line 9 - 9 of FIG. 7.
- FIG. 10 is a side view of a suitable ball detent for use with the female handle member 78 of FIG. 9.
- FIG. 11 is a cross-sectional view of the ball detent shown in FIG. 9.
- FIG. 12 is a partial cutaway view of portion of the male member shown in FIG. 8.
- FIG. 13 is a partial cross-sectional view of the female member of FIGS. 7 and 9, which fits with the handle of FIG. 12.
- FIG. 14 is an exploded, cross-sectional view of a third embodiment of the exercise device of the present invention.
- the present invention relates to a portable exercise device, which is especially suitable for exercising the abdominal muscles.
- a portable exercise device which is especially suitable for exercising the abdominal muscles.
- Like numerals in different figures represent the same elements of the device.
- FIG. 1 there is shown a top view of a portable exercise device 10 in accordance with the present invention.
- the device includes two main parts, a wheel 12 and a handle 14 formed from handle parts 16 , 18 .
- Handle parts 16 , 18 each includes a grip 20 , 22 on at least the outer portion of handle parts 16 , 18 for gripping by the user during exercise.
- Grips 20 , 22 may be made from any suitable material and preferably have good friction and wear characteristics.
- handle parts 16 , 18 can be readily disassembled from one another and from wheel 12 to reduce the device 10 to three distinct parts 12 , 16 and 18 .
- These parts 12 , 16 and 18 can be easily stored in a relatively small space and can be transported with, for example, a business traveler. When it is desired to use device 10 , it can be easily reassembled from parts 12 , 16 and 18 for use.
- Wheel 12 preferably has an outer portion made of polyurethane material so that it is soft, slightly deformable and has good friction and wear characteristics in use.
- One suitable wheel 12 for use in the invention is the type of wheel, which may be found on scooters such as the Razor® Scooter.
- handle part 16 which forms part of a device 10 that employs a detent means to releasably attach handle parts 16 and 18 together.
- handle part 16 is a male handle part
- handle part 18 shown in FIGS. 3 - 4
- Male handle part 16 includes a grip 20 , an axle 24 and a locking mechanism 26 .
- Axle 24 is designed to pass through a central bore (shown in FIG. 14) having a bearing surface (shown in FIG. 14) in wheel 12 and into a central bore 69 in female handle part 18 .
- Distal end 28 of axle 24 fits into central bore 69 of female handle part 18 upon assembly.
- Locking mechanism 26 in axle 24 engages release pin bore 30 in female handle part 18 to lock male handle part 16 and female handle part 18 together via a snap-fit arrangement.
- Locking mechanism 26 is spring-loaded for this purpose.
- Central bore 69 in female handle part 18 must have sufficient clearance for axle 24 of male handle part 16 to slide in and/or out easily.
- Female handle part 18 includes a release pin bore 32 into which a release pin 50 fits as shown, for example, in FIGS. 3 and 6.
- Release pin 50 includes a slot 52 into which set screw 34 fits and also includes a head 53 .
- Head 53 is raised up a short distance 54 from female handle part 18 to leave room for a grip, not shown, and to allow some downward movement of release pin 50 relative to female handle part 18 to position the bottom surface 56 of release pin 50 flush with the end of release pin bore 32 for disengaging locking mechanism 26 when disassembly is desired.
- release pin 50 in release pin bore 32 there is a distance 55 , which must be sufficient to allow locking mechanism 26 to fully engage with release pin bore 32 .
- distance 55 When distal end 28 of axle 24 is fitted into central bore 69 as shown in FIG. 6, locking mechanism 26 engages with release pin bore 32 in female handle part 18 to lock male handle part 16 and female handle part 18 together via a snap fit.
- Release pin bore 32 must also have sufficient clearance to permit release pin 50 to move up and down relative to female handle part 18 .
- FIG. 3 shows the release pin 50 in the position wherein locking mechanism 26 locks female handle part 18 with male handle part 16 .
- FIG. 6 shows the release pin 50 in the position wherein it disengages locking mechanism 26 to release male handle part 16 from female handle part 18 .
- FIG. 7 there is shown another embodiment of the present invention wherein a female handle part 78 includes a threaded hole 79 therein to accept a spring-loaded ball detent 90 .
- the distal end of a corresponding male axle 76 is shown in FIG. 8.
- Male axle 76 includes a slot 75 therein which aligns with the end of ball detent 90 in female handle part 78 when the device 10 is assembled for use.
- Male axle 76 passes through the central bore in wheel 12 and into the central bore 80 of female handle part 78 .
- Male handle part 16 and female handle part 78 are then rotated, for example about 90 degrees, relative to one another to lock them together using ball detent 90 .
- FIGS. 9 and 13 depict a threaded hole 82 through one wall of the end of the female handle part 79 , which includes a central bore 69 .
- Threaded hole 82 is designed to accept a threaded ball detent 90 , as shown in FIGS. 10 - 11 .
- Ball detent 90 includes a slot 93 for insertion of a screwdriver for assembly and fine-tuning.
- the ball 91 is spring-loaded by a spring 105 and will require radial force greater than that developed during normal usage to release the ball detent 90 from the indentation 77 at the end of slot 75 on male axle 76 .
- the ball detent 90 includes a ball 91 , a slot 93 for insertion of a screwdriver and a spring 105 which can be loosened or tightened by screwing ball detent 90 in slot 79 of female member 78 as described above.
- FIGS. 12 - 13 show different views of male axle 76 and female handle part 78 .
- the device 200 of FIG. 14 includes a male handle part 210 , a female handle part 220 and a wheel 230 .
- Male handle part 210 includes a central portion 211 which is preferably made from a strong, lightweight material to provide sufficient strength to male handle part 210 to bear the weight of the user.
- Male handle part 210 also includes an outer portion 212 , which is preferably made from a soft, resilient material having desirable frictional properties to function as a grip for the user.
- Threaded shaft 213 Embedded or otherwise affixed in central portion 211 is a threaded shaft 213 provided with threads 214 on the outer surface of the distal end thereof and may have a bearing surface 215 , as shown.
- Threaded shaft 213 should be made from a strong material as it will have to bear the force of the weight of the user.
- Threaded shaft 213 is designed to pass through bore 231 in wheel 230 such that bearing surface 215 aligns with the internal bearing surface of bore 231 in wheel 230 .
- Threaded shaft 213 will function as an axle for wheel 230 and thus bearing surface 215 must allow free rotation of the internal bearing surface of bore 231 about threaded shaft 213 .
- the distal end of threaded shaft 213 is designed to screw into threaded bore 223 in female handle member 220 by virtue of threads 224 on the internal surface of threaded bore 223 , until there it a tight fit between male handle member 210 , wheel 230 and female handle member 220 .
- Female handle member 220 also includes a central portion 221 which is preferably made from a strong, lightweight material and an outer portion 222 , which is preferably made from a soft, resilient material having desirable frictional properties to function as a grip for the user.
- the preferred wheel 230 includes a central portion 232 which forms the bore 231 and provides strength to wheel 230 , and an outer portion 233 which provides the desired frictional, wear and weight characteristics to the wheel.
- Central portion 232 may be made from metal or hard plastic materials and outer portion 233 is preferably made from polyurethane, natural or synthetic rubbers or plastics or other suitable materials.
- central portions 211 , 221 may be made from metal or hard plastic materials and outer portions 212 , 222 made be made from polyurethane, polyurethane foams, natural or synthetic rubbers, plastics or other suitable materials known for use as grips.
- Central portions 211 , 221 include suitable materials to form bearing surfaces, where required.
- Outer portions 212 , 221 may optionally include a contour to make gripping the device easier. One suitable contour includes a plurality of indentations for each finger of the hand.
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Pulmonology (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
A portable exercise device for exercising the abdominal muscles is disclosed. The device includes a wheel and a handle. The handle is formed from two handle parts that are releasably attachable to one another to form a bearing surface upon which the wheel is mounted. Various forms of attachment mechanisms are disclosed which lock the device into an exercise position and bear the load on the device when used for exercising. The portable exercise device provides a strong, lightweight, easy to use device that can be broken down into three component parts for storage and transportation and easily assembled to provide a device for exercising the abdominal muscles.
Description
- This application claims the benefit under 35 U.S.C. §119(e) of U.S. provisional application No. 60/310,454, filed on Aug. 8, 2001.
- 1. Field of the Invention
- The present invention relates to a portable exercise device.
- 2. Brief Description of the Prior Art
- One of the more popular physical training devices that is commercially available today is a device for exercising the abdominal muscles. One such device is known as the so-called “Ab-Roller.” These devices are characterized by a centralized wheel or wheels, which are designed to roll on the floor or other flat surface and two handles of some kind affixed to the wheel or wheels. The user grasps one handle with each hand, and kneels on the ground bending forward so that the wheel or wheels are on the ground in front of them. Then, the user goes forward and backward rolling the wheel on the ground to exercise at least the abdominal muscles.
- There is a need in the art for a portable version of this type of abdominal exercise device, which can be easily transported and stored. There is also a need for a portable abdominal exercise device that is lightweight and durable. There is a further need for a portable abdominal exercise device that can be easily disassembled for storage and reassembled for use.
- Accordingly, it is an object of certain embodiments of the present invention to provide a portable exercise device, which can be easily transported and stored.
- It is a further object of certain embodiments of the present invention to provide a portable exercise device that is lightweight and durable.
- It is a still further object of certain embodiments of the present invention to provide a portable exercise device that can be easily disassembled for storage and reassembled for use.
- These and other objects of the present invention will be apparent from the summary and detailed descriptions of the invention that follow.
- The present invention relates to a portable exercise device, which includes at least one wheel and at least two handles attached to either side of said at least one wheel. The device is characterized by the fact that it can be easily disassembled into two or more elements for transport and storage. For this purpose, the device includes a releasable attachment between the at least one wheel and the at least two handles attached either side of the at least one wheel. The device of the present invention is particularly advantageous in that it can be easily disassembled for storage and transport and can be easily reassembled for use to thereby encourage the owner to exercise when travelling away from home.
- FIG. 1 is a top view of a portable exercise device in accordance with the present invention.
- FIG. 2 is a side view of the male handle part of a first embodiment of the exercise device of the present invention.
- FIG. 3 is a cross-sectional view of a portion of a female handle part of the first embodiment of the exercise device of the present invention.
- FIG. 4 is a longitudinal cross-sectional view of a release pin in accordance with the present invention.
- FIG. 5 is a lateral cross-sectional view of the release pin of FIG. 4 taken along the line5-5 of FIG. 4.
- FIG. 6 is a cross-sectional view of a portion of the first embodiment of the female handle part of the present invention.
- FIG. 7 is a top view of a second embodiment of a portion of a female handle part in accordance with the present invention.
- FIG. 8 is a cross-sectional view of a second embodiment of a male axle for use with the female handle part of FIG. 7.
- FIG. 9 is a cross-sectional view of along the line9-9 of FIG. 7.
- FIG. 10 is a side view of a suitable ball detent for use with the
female handle member 78 of FIG. 9. - FIG. 11 is a cross-sectional view of the ball detent shown in FIG. 9.
- FIG. 12 is a partial cutaway view of portion of the male member shown in FIG. 8.
- FIG. 13 is a partial cross-sectional view of the female member of FIGS. 7 and 9, which fits with the handle of FIG. 12.
- FIG. 14 is an exploded, cross-sectional view of a third embodiment of the exercise device of the present invention.
- The present invention relates to a portable exercise device, which is especially suitable for exercising the abdominal muscles. Like numerals in different figures represent the same elements of the device.
- Referring now to FIG. 1, there is shown a top view of a
portable exercise device 10 in accordance with the present invention. The device includes two main parts, a wheel 12 and ahandle 14 formed fromhandle parts Handle parts grip handle parts Grips - In essence,
handle parts device 10 to threedistinct parts parts device 10, it can be easily reassembled fromparts - Wheel12 preferably has an outer portion made of polyurethane material so that it is soft, slightly deformable and has good friction and wear characteristics in use. One suitable wheel 12 for use in the invention is the type of wheel, which may be found on scooters such as the Razor® Scooter.
- Referring to FIG. 2, there is shown a first embodiment of
handle part 16 which forms part of adevice 10 that employs a detent means to releasably attachhandle parts handle part 16 is a male handle part, and handlepart 18, shown in FIGS. 3-4, is a female handle part.Male handle part 16 includes agrip 20, an axle 24 and alocking mechanism 26. Axle 24 is designed to pass through a central bore (shown in FIG. 14) having a bearing surface (shown in FIG. 14) in wheel 12 and into acentral bore 69 infemale handle part 18. -
Distal end 28 of axle 24 fits intocentral bore 69 offemale handle part 18 upon assembly.Locking mechanism 26 in axle 24 engagesrelease pin bore 30 infemale handle part 18 to lockmale handle part 16 andfemale handle part 18 together via a snap-fit arrangement.Locking mechanism 26 is spring-loaded for this purpose.Central bore 69 infemale handle part 18 must have sufficient clearance for axle 24 ofmale handle part 16 to slide in and/or out easily. -
Female handle part 18 includes a release pin bore 32 into which arelease pin 50 fits as shown, for example, in FIGS. 3 and 6.Release pin 50 includes aslot 52 into which setscrew 34 fits and also includes ahead 53.Head 53 is raised up ashort distance 54 fromfemale handle part 18 to leave room for a grip, not shown, and to allow some downward movement ofrelease pin 50 relative tofemale handle part 18 to position thebottom surface 56 ofrelease pin 50 flush with the end of release pin bore 32 for disengaginglocking mechanism 26 when disassembly is desired. - Below
release pin 50 in release pin bore 32 there is adistance 55, which must be sufficient to allowlocking mechanism 26 to fully engage with release pin bore 32. Whendistal end 28 of axle 24 is fitted intocentral bore 69 as shown in FIG. 6,locking mechanism 26 engages with release pin bore 32 infemale handle part 18 to lockmale handle part 16 andfemale handle part 18 together via a snap fit. Release pin bore 32, must also have sufficient clearance to permitrelease pin 50 to move up and down relative tofemale handle part 18. - In an alternative embodiment, not shown, it is not necessary to have a
slot 52 inrelease pin 50 and theset screw 34 is omitted. FIG. 3 shows therelease pin 50 in the position wherein lockingmechanism 26 locksfemale handle part 18 withmale handle part 16. FIG. 6 shows therelease pin 50 in the position wherein it disengages lockingmechanism 26 to releasemale handle part 16 fromfemale handle part 18. - Referring to FIG. 7, there is shown another embodiment of the present invention wherein a
female handle part 78 includes a threadedhole 79 therein to accept a spring-loadedball detent 90. The distal end of a correspondingmale axle 76 is shown in FIG. 8.Male axle 76 includes aslot 75 therein which aligns with the end ofball detent 90 infemale handle part 78 when thedevice 10 is assembled for use.Male axle 76 passes through the central bore in wheel 12 and into thecentral bore 80 offemale handle part 78.Male handle part 16 andfemale handle part 78 are then rotated, for example about 90 degrees, relative to one another to lock them together usingball detent 90. - At the end of the 90 degree travel of
ball detent 90 inslot 75, theball detent 90 is pushed into anindentation 77 to achieve a snug fit and provides sufficient strength to thedevice 10 to bear the user's weight. - FIGS. 9 and 13 depict a threaded
hole 82 through one wall of the end of thefemale handle part 79, which includes acentral bore 69. Threadedhole 82 is designed to accept a threadedball detent 90, as shown in FIGS. 10-11.Ball detent 90 includes aslot 93 for insertion of a screwdriver for assembly and fine-tuning. Theball 91 is spring-loaded by aspring 105 and will require radial force greater than that developed during normal usage to release theball detent 90 from theindentation 77 at the end ofslot 75 onmale axle 76. - Referring to FIG. 11, the details of
ball detent 90 are shown. Theball detent 90 includes aball 91, aslot 93 for insertion of a screwdriver and aspring 105 which can be loosened or tightened by screwingball detent 90 inslot 79 offemale member 78 as described above. FIGS. 12-13 show different views ofmale axle 76 andfemale handle part 78. - Referring to FIG. 14 there is shown a further embodiment of the present invention in an exploded view. The
device 200 of FIG. 14 includes amale handle part 210, afemale handle part 220 and awheel 230.Male handle part 210 includes acentral portion 211 which is preferably made from a strong, lightweight material to provide sufficient strength tomale handle part 210 to bear the weight of the user.Male handle part 210 also includes anouter portion 212, which is preferably made from a soft, resilient material having desirable frictional properties to function as a grip for the user. - Embedded or otherwise affixed in
central portion 211 is a threadedshaft 213 provided withthreads 214 on the outer surface of the distal end thereof and may have abearing surface 215, as shown. Threadedshaft 213 should be made from a strong material as it will have to bear the force of the weight of the user. Threadedshaft 213 is designed to pass throughbore 231 inwheel 230 such that bearingsurface 215 aligns with the internal bearing surface ofbore 231 inwheel 230. Threadedshaft 213 will function as an axle forwheel 230 and thus bearingsurface 215 must allow free rotation of the internal bearing surface ofbore 231 about threadedshaft 213. - The distal end of threaded
shaft 213 is designed to screw into threadedbore 223 infemale handle member 220 by virtue ofthreads 224 on the internal surface of threadedbore 223, until there it a tight fit betweenmale handle member 210,wheel 230 andfemale handle member 220.Female handle member 220 also includes acentral portion 221 which is preferably made from a strong, lightweight material and an outer portion 222, which is preferably made from a soft, resilient material having desirable frictional properties to function as a grip for the user. - The preferred
wheel 230 includes acentral portion 232 which forms thebore 231 and provides strength towheel 230, and anouter portion 233 which provides the desired frictional, wear and weight characteristics to the wheel.Central portion 232 may be made from metal or hard plastic materials andouter portion 233 is preferably made from polyurethane, natural or synthetic rubbers or plastics or other suitable materials. Similarly,central portions outer portions 212, 222 made be made from polyurethane, polyurethane foams, natural or synthetic rubbers, plastics or other suitable materials known for use as grips.Central portions Outer portions - Many modifications and variations within the scope of the invention will be apparent to a person of ordinary skill in the art from the foregoing description. The scope of the invention is not to be limited by the specific embodiments described above.
Claims (12)
1. A portable exercise device comprising:
a wheel having a first side and a second side,
a first handle part including a grip,
a second handle part including a grip,
wherein said second handle part is releasably attachable to said first handle part to form a handle, and said wheel is mountable on said handle for rotational movement independent of, and relative to, said handle.
2. A portable exercise device as claimed in claim 1 , wherein the wheel comprises an outer portion that is slightly deformable.
3. A portable exercise device as claimed in claim 1 , wherein the handle includes a bearing upon which said wheel is mountable for rotational movement independent of, and relative to, said handle.
4. A portable exercise device as claimed in claim 3 , wherein the first and second handle parts are releasably attachable to each other by a detent.
5. A portable exercise device as claimed in claim 4 , wherein the detent includes a biased locking mechanism for releasably locking the first handle part to the second handle part to prevent relative movement between the first handle part and the second handle part during use of the exercise device.
6. A portable exercise device as claimed in claim 5 , wherein the detent is spring-loaded for the purpose of preventing release of the detent during use of the exercise device.
7. A portable exercise device as claimed in claim 6 , wherein the detent is a ball detent.
8. A portable exercise device as claimed in claim 6 , wherein the detent is a threaded ball detent.
9. A portable exercise device as claimed in claim 6 , wherein the detent comprises a means for fine-tuning the ball detent.
10. A portable exercise device as claimed in claim 3 , wherein said first and second handle parts are releasably attachable to one another by a threaded shaft affixed to one of said handle parts, and a corresponding threaded bore in said other handle part.
11. A portable exercise device as claimed in claim 2 , wherein the outer portion of the wheel comprises a deformable polyurethane material.
12. A portable exercise device as claimed in claim 1 , wherein the grips are formed from a material having friction and wear characteristics suitable for providing a good grip on the exercise device by the user.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US10/214,061 US20030032536A1 (en) | 2001-08-08 | 2002-08-07 | Portable exercise device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US31045401P | 2001-08-08 | 2001-08-08 | |
US10/214,061 US20030032536A1 (en) | 2001-08-08 | 2002-08-07 | Portable exercise device |
Publications (1)
Publication Number | Publication Date |
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US20030032536A1 true US20030032536A1 (en) | 2003-02-13 |
Family
ID=26908647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US10/214,061 Abandoned US20030032536A1 (en) | 2001-08-08 | 2002-08-07 | Portable exercise device |
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US (1) | US20030032536A1 (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080070762A1 (en) * | 2006-09-11 | 2008-03-20 | Curtis White | Hand-Held Wheeled Exercise Device |
CN102861418A (en) * | 2012-07-17 | 2013-01-09 | 杜健 | Exercise wheel |
US9011303B2 (en) | 2010-12-16 | 2015-04-21 | Implus Footcare, Llc | Wheeled exercise device |
US9744394B2 (en) | 2011-04-13 | 2017-08-29 | Kenneth D. Frederick | Exercising device with multi-position handle and method therefore |
US9993686B1 (en) | 2016-12-09 | 2018-06-12 | MILLZ, Inc. | Exercise device |
US10569126B2 (en) | 2017-06-27 | 2020-02-25 | Jack Michael Munroe | Exercise device |
US11712601B2 (en) | 2016-12-09 | 2023-08-01 | MILLZ, Inc. | Exercise device |
US11745054B2 (en) | 2016-12-09 | 2023-09-05 | MILLZ, Inc. | Exercise device |
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US6338703B1 (en) * | 1999-04-14 | 2002-01-15 | Sam Tsai | Sliding exerciser |
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US6585627B2 (en) * | 2000-08-29 | 2003-07-01 | Products Of Tomorrow, Inc. | Wheeled exerciser |
US20020123416A1 (en) * | 2001-03-02 | 2002-09-05 | Huang Chin Chiu | Body building roller |
US20030001493A1 (en) * | 2001-06-29 | 2003-01-02 | Park Jae Yong | Organic electro-luminescence device and fabricating method thereof |
US6527675B1 (en) * | 2001-12-21 | 2003-03-04 | Jao-Hsing Tsai | Illuminating hand-shaking exerciser with triple rotating axle |
US6837833B2 (en) * | 2002-10-03 | 2005-01-04 | Miles Elledge | Specialty weight training apparatus and method |
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US20080070762A1 (en) * | 2006-09-11 | 2008-03-20 | Curtis White | Hand-Held Wheeled Exercise Device |
US9011303B2 (en) | 2010-12-16 | 2015-04-21 | Implus Footcare, Llc | Wheeled exercise device |
US9744394B2 (en) | 2011-04-13 | 2017-08-29 | Kenneth D. Frederick | Exercising device with multi-position handle and method therefore |
CN102861418A (en) * | 2012-07-17 | 2013-01-09 | 杜健 | Exercise wheel |
US9993686B1 (en) | 2016-12-09 | 2018-06-12 | MILLZ, Inc. | Exercise device |
US11712601B2 (en) | 2016-12-09 | 2023-08-01 | MILLZ, Inc. | Exercise device |
US11745054B2 (en) | 2016-12-09 | 2023-09-05 | MILLZ, Inc. | Exercise device |
US10569126B2 (en) | 2017-06-27 | 2020-02-25 | Jack Michael Munroe | Exercise device |
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