US20050075223A1 - Pull exerciser - Google Patents
Pull exerciser Download PDFInfo
- Publication number
- US20050075223A1 US20050075223A1 US10/678,422 US67842203A US2005075223A1 US 20050075223 A1 US20050075223 A1 US 20050075223A1 US 67842203 A US67842203 A US 67842203A US 2005075223 A1 US2005075223 A1 US 2005075223A1
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- United States
- Prior art keywords
- cord
- positioning plate
- hole
- guiding portion
- resilient cord
- 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
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/0004—Exercising devices moving as a whole during exercise
- A63B21/00043—Exercising devices consisting of a pair of user interfaces connected by flexible elements, e.g. two handles connected by elastic bands
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/0004—Exercising devices moving as a whole during exercise
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
- A63B21/0552—Elastic ropes or bands
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00058—Mechanical means for varying the resistance
- A63B21/00061—Replaceable resistance units of different strengths, e.g. for swapping
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
- A63B21/0552—Elastic ropes or bands
- A63B21/0557—Details of attachments, e.g. clips or clamps
Definitions
- the present invention relates to a pull exerciser having a replaceable resilient cord.
- FIG. 6 of the drawings illustrates a conventional pull exerciser including two attachment members 20 each having a hole 201 , a resilient cord 1 having two ends respectively extending through the holes 201 of the attachment members 20 , with an end piece 11 being attached to each end of the resilient cord 1 , and two handles 2 respectively mounted to the attachment members 20 .
- Each end piece 11 has a diameter greater than that of the hole 201 of the respective attachment member 20 to prevent the resilient cord 1 from disengaging from the respective attachment member 20 .
- a user may grasp the handles 2 and pull the resilient cord 1 with both hands to exercise muscles of the arms and the chest.
- a disadvantage of this conventional pull exerciser is that the resilient cord 1 could not be replaced with other resilient cord having a different elastic coefficient. Once the resilient cord 1 loses its resiliency, the whole pull exerciser has to be discarded.
- U.S. patent application Ser. No. 10/347,814 discloses an adjustable pull exerciser including two attachment members, two handles respectively mounted on the attachment members, and a plurality of resilient cords attached between the attachment members. The respective resilient cord can be replaced with a new one when desired.
- the manufacturing cost is high, as there are many elements involved.
- a pull exerciser includes a handle, a resilient cord including an end piece attached to an end thereof, the end piece having a diameter greater than that of the resilient cord, and a positioning plate including opposed first side and second side.
- the positioning plate includes a plurality of holes extending from the first side of the positioning plate through the second side of the positioning plate. Each hole includes a diameter greater than that of the end piece of the resilient cord, allowing passage of the end piece of the resilient cord from the first side of the positioning plate to the second side of the positioning plate.
- the positioning plate further includes a plurality of retaining slots each having a cord-receiving portion and a guiding portion.
- the respective cord-receiving portion has a diameter smaller than that of the end piece of the resilient cord.
- the respective guiding portion includes a first end communicated with the outside and a second end communicated with the respective cord-receiving hole.
- the respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord.
- the resilient cord extends through the handle and the respective hole, and the resilient cord is removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
- a puller exerciser includes two handle, a resilient cord including two ends, an end piece being attached to each end of the resilient cord, the respective end piece having a diameter greater than that of the resilient cord, and two positioning plates each including opposed first side and second side.
- Each positioning plate includes a plurality of holes extending from the first side of the positioning plate through the second side of the respective positioning plate. Each hole has a diameter greater than that of the respective end piece of the resilient cord, allowing passage of the respective end piece of the resilient cord from the first side of the respective positioning plate to the second side of the respective positioning plate.
- the respective positioning plate further includes a plurality of retaining slots each having a cord-receiving portion and a guiding portion.
- the respective cord-receiving portion has a diameter smaller than that of the respective end piece of the resilient cord.
- the respective guiding portion includes a first end communicated with the outside and a second end communicated with the respective cord-receiving hole.
- the respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord.
- the resilient cord extending through each handle and each hole, and the resilient cord is removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
- a pull exerciser in accordance with a third aspect of the invention, includes a handle, a resilient cord including an end piece attached to an end thereof, the end piece having a diameter greater than that of the resilient cord, and a positioning plate including opposed first side and second side.
- the positioning plate includes in sequence a first hole, a first retaining slot, a second hole, a second retaining slot, a third retaining slot, and a third hole.
- Each of the first hole, the second hole, and the third hole extends from the first side of the positioning plate through the second side of the positioning plate.
- Each of the first hole, the second hole, and the third hole has a diameter greater than that of the end piece of the resilient cord, allowing passage of the end piece of the resilient cord from the first side of the positioning plate to the second side of the positioning plate.
- Each of the first retaining slot, the second retaining slot, and the third retaining slot includes a cord-receiving portion and a guiding portion.
- the respective cord-receiving portion has a diameter smaller than that of the end piece of the resilient cord.
- the respective guiding portion includes a first end communicated with the outside and a second end communicated with the respective cord-receiving hole.
- the respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord.
- the resilient cord extends through the handle and each of the first hole, the second hole, and the third hole, and the resilient cord is removably, forcibly inserted into the cord-receiving hole through the guiding portion of each of the first retaining slot, the second retaining slot, and the third retaining slot.
- the resilient cord of the pull exerciser can be replaced by a new one once the resilient cord loses its resiliency. Further, the resilient cord of the pull exerciser can be replaced by another resilient cord having different resiliency. Further, attachment members required in the prior art pull exercisers are omitted in the pull exerciser in accordance with the present invention.
- FIG. 1 is a perspective view of a pull exerciser in accordance with the present invention.
- FIG. 2 is a perspective view of a positioning plate of the pull exerciser in accordance with the present invention.
- FIG. 3 is a perspective view similar to FIG. 1 , wherein an end of a resilient cord of the pull exerciser is extending into a retaining slot of the positioning plate in FIG. 2 .
- FIG. 4 is a perspective view illustrating a modified embodiment of the pull exerciser in accordance with the present invention.
- FIG. 5 is a schematic view illustrating use of the pull exerciser in FIG. 4 .
- FIG. 6 is a perspective view of a conventional pull exerciser.
- a pull exerciser in accordance with the present invention generally is designated by 1 and comprises a handle 21 , a positioning plate 3 , and a resilient cord 2 .
- the positioning plate 3 includes opposed first and second sides.
- the positioning plate 3 further includes a plurality of holes and a plurality of retaining slots.
- the positioning plate 3 includes in sequence a first hole 31 , a first retaining slot 34 , a second hole 33 , a second retaining slot 36 , a third retaining slot 35 , and a third hole 32 .
- the first, second, and third holes 31 , 33 , and 32 extend from the first side of the positioning plate 3 through the second side of the positioning plate 3 .
- the first, second, and third holes 31 , 33 , and 32 do not allow insertion of the resilient cord 2 from the outside, while each of the first, second, and third retaining slot 34 , 36 , and 35 is communicated with the outside, allowing the resilient cord 2 to be forcibly inserted into the respective retaining slots 34 , 36 , and 35 .
- the respective retaining slot 34 , 36 , and 25 includes a cord-receiving portion 30 and a guiding portion 38 having a first end communicated with the outside and a second end 37 communicated with the cord-receiving portion 30 .
- the respective guiding portion 38 tapers from the first end thereof toward the second end 37 thereof, with the second end 37 of the respective guiding portion 38 having a width smaller than a diameter of the respective cord-receiving portion 30 .
- the second end 37 is a reduced section in the respective guiding portion 38 .
- the resilient cord 2 has a diameter smaller than that of the holes 31 , 32 , and 33 and greater than a width of the second end 37 of the respective guiding portion 38 .
- the positioning plate 3 further includes a flange 39 on an end edge thereof to provide improved strength.
- an end piece 22 is attached to an end of the resilient cord 2
- an engaging member 24 e.g., a loop, a hook, or any other suitable member
- the engaging member 24 can be engaged with, e.g., a hook (not shown) fixed on a wall (not shown) or the like, allowing the user to proceed with pull exercise.
- the respective hole 31 , 32 , 33 has a diameter greater than that of the end piece 22 , allowing passage of the resilient cord 2 from the first side of the positioning plate 3 to the second side of the positioning plate 3 .
- the end of the resilient cord 2 is extended through the second hole 33 , the first retaining slot 34 (by means of forcibly inserting the resilient cord 2 through the respective guiding portion 38 into the respective cord-receiving portion 30 ), the first hole 31 , a longitudinal hole (not labeled) of the handle 21 , the third hole 32 , the third retaining slot 35 (by means of forcibly inserting the resilient cord 2 through the respective guiding portion 38 into the respective cord-receiving portion 30 ), and the second retaining slot 36 (by means of forcibly inserting the resilient cord 2 through the respective guiding portion 38 into the respective cord-receiving portion 30 ), with the end piece 22 on the end of the resilient cord 2 being located adjacent to the second retaining slot 36 .
- the end piece 22 has a diameter greater than that of the cord-receiving portion 30 of the second retaining slot 36 , preventing the end of the resilient cord 2 from passing through the cord-receiving portion 30 of the second retaining slot 36 .
- the resilient cord 2 is reliably retained in place.
- the center of the second hole 33 is coincident with the center of the positioning plate 3 . This allows uniform pulling.
- FIG. 4 illustrates a modified embodiment of the invention, wherein the pull exerciser includes two handles 21 , two positioning plates 3 , and a resilient cord 2 .
- the respective positioning plate 3 has a structure identical to that in the first embodiment.
- the respective handle 21 has a structure the same as that in the first embodiment.
- the resilient cord 2 has two ends each having an end piece 22 securely attached thereto.
- the positioning plates 3 are placed in a manner that the holes 31 - 33 and the retaining slots 34 - 36 on one of the positioning plates 3 are diagonally symmetric to those of the other positioning plate 3 with respect to a central axis passing through the centers of the positioning plates 3 .
- an end of the resilient cord 2 is extended through one of the positioning plates 3 and one of the handles 21 in a manner identical to that in the first embodiment.
- the other end of the resilient cord 2 is extended through the other positioning plate 3 and the other handle 21 in a manner substantially the same as that for the end of the resilient cord 2 , but in a diagonally symmetric way.
- FIG. 5 illustrates use of the pull exerciser in FIG. 4 .
- the center of the second hole 33 of the respective positioning plate 3 is coincident with the center of the respective positioning plate 3 . This allows uniform pulling.
- the respective end piece 22 of the resilient cord 2 can be replaced by tying the respective end of the resilient cord 2 to form a bulged end.
- the number of the holes 31 - 36 can be varied according to need.
- Detachment of the resilient cord 2 can be easily achieved by means of a reverse operation.
- the resilient cord of the pull exerciser can be replaced by a new one once the resilient cord loses its resiliency.
- the resilient cord of the pull exerciser can be replaced by another resilient cord having different resiliency.
- attachment members required in the prior art pull exercisers are omitted in the pull exerciser in accordance with the present invention.
Abstract
A pull exerciser includes a handle, a resilient cord including an end piece attached to an end thereof, and a positioning plate. The positioning plate includes several holes that allow passage of the end piece of the resilient cord through the positioning plate. The positioning plate further includes several retaining slots each having a cord-receiving portion and a guiding portion. The respective cord-receiving portion has a diameter smaller than that of the end piece of the resilient cord. The respective cord-receiving hole is communicated with the outside via the respective guiding portion. The respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord. The resilient cord extends through the handle and the respective hole, and the resilient cord is removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
Description
- 1. Field of the Invention
- The present invention relates to a pull exerciser having a replaceable resilient cord.
- 2. Description of the Related Art
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FIG. 6 of the drawings illustrates a conventional pull exerciser including twoattachment members 20 each having ahole 201, aresilient cord 1 having two ends respectively extending through theholes 201 of theattachment members 20, with anend piece 11 being attached to each end of theresilient cord 1, and twohandles 2 respectively mounted to theattachment members 20. Eachend piece 11 has a diameter greater than that of thehole 201 of therespective attachment member 20 to prevent theresilient cord 1 from disengaging from therespective attachment member 20. A user may grasp thehandles 2 and pull theresilient cord 1 with both hands to exercise muscles of the arms and the chest. A disadvantage of this conventional pull exerciser is that theresilient cord 1 could not be replaced with other resilient cord having a different elastic coefficient. Once theresilient cord 1 loses its resiliency, the whole pull exerciser has to be discarded. - U.S. patent application Ser. No. 10/347,814 discloses an adjustable pull exerciser including two attachment members, two handles respectively mounted on the attachment members, and a plurality of resilient cords attached between the attachment members. The respective resilient cord can be replaced with a new one when desired. However, the manufacturing cost is high, as there are many elements involved.
- In accordance with one aspect of the present invention, a pull exerciser includes a handle, a resilient cord including an end piece attached to an end thereof, the end piece having a diameter greater than that of the resilient cord, and a positioning plate including opposed first side and second side. The positioning plate includes a plurality of holes extending from the first side of the positioning plate through the second side of the positioning plate. Each hole includes a diameter greater than that of the end piece of the resilient cord, allowing passage of the end piece of the resilient cord from the first side of the positioning plate to the second side of the positioning plate.
- The positioning plate further includes a plurality of retaining slots each having a cord-receiving portion and a guiding portion. The respective cord-receiving portion has a diameter smaller than that of the end piece of the resilient cord. The respective guiding portion includes a first end communicated with the outside and a second end communicated with the respective cord-receiving hole. The respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord.
- The resilient cord extends through the handle and the respective hole, and the resilient cord is removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
- In accordance with a second aspect of the invention, a puller exerciser includes two handle, a resilient cord including two ends, an end piece being attached to each end of the resilient cord, the respective end piece having a diameter greater than that of the resilient cord, and two positioning plates each including opposed first side and second side. Each positioning plate includes a plurality of holes extending from the first side of the positioning plate through the second side of the respective positioning plate. Each hole has a diameter greater than that of the respective end piece of the resilient cord, allowing passage of the respective end piece of the resilient cord from the first side of the respective positioning plate to the second side of the respective positioning plate.
- The respective positioning plate further includes a plurality of retaining slots each having a cord-receiving portion and a guiding portion. The respective cord-receiving portion has a diameter smaller than that of the respective end piece of the resilient cord. The respective guiding portion includes a first end communicated with the outside and a second end communicated with the respective cord-receiving hole. The respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord.
- The resilient cord extending through each handle and each hole, and the resilient cord is removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
- In accordance with a third aspect of the invention, a pull exerciser includes a handle, a resilient cord including an end piece attached to an end thereof, the end piece having a diameter greater than that of the resilient cord, and a positioning plate including opposed first side and second side. The positioning plate includes in sequence a first hole, a first retaining slot, a second hole, a second retaining slot, a third retaining slot, and a third hole.
- Each of the first hole, the second hole, and the third hole extends from the first side of the positioning plate through the second side of the positioning plate. Each of the first hole, the second hole, and the third hole has a diameter greater than that of the end piece of the resilient cord, allowing passage of the end piece of the resilient cord from the first side of the positioning plate to the second side of the positioning plate.
- Each of the first retaining slot, the second retaining slot, and the third retaining slot includes a cord-receiving portion and a guiding portion. The respective cord-receiving portion has a diameter smaller than that of the end piece of the resilient cord. The respective guiding portion includes a first end communicated with the outside and a second end communicated with the respective cord-receiving hole. The respective guiding portion includes a reduced section having a diameter smaller than that of the resilient cord.
- The resilient cord extends through the handle and each of the first hole, the second hole, and the third hole, and the resilient cord is removably, forcibly inserted into the cord-receiving hole through the guiding portion of each of the first retaining slot, the second retaining slot, and the third retaining slot.
- The resilient cord of the pull exerciser can be replaced by a new one once the resilient cord loses its resiliency. Further, the resilient cord of the pull exerciser can be replaced by another resilient cord having different resiliency. Further, attachment members required in the prior art pull exercisers are omitted in the pull exerciser in accordance with the present invention.
- 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.
-
FIG. 1 is a perspective view of a pull exerciser in accordance with the present invention. -
FIG. 2 is a perspective view of a positioning plate of the pull exerciser in accordance with the present invention. -
FIG. 3 is a perspective view similar toFIG. 1 , wherein an end of a resilient cord of the pull exerciser is extending into a retaining slot of the positioning plate inFIG. 2 . -
FIG. 4 is a perspective view illustrating a modified embodiment of the pull exerciser in accordance with the present invention. -
FIG. 5 is a schematic view illustrating use of the pull exerciser inFIG. 4 . -
FIG. 6 is a perspective view of a conventional pull exerciser. - Referring to
FIG. 1 , a pull exerciser in accordance with the present invention generally is designated by 1 and comprises ahandle 21, apositioning plate 3, and aresilient cord 2. Referring toFIG. 2 , thepositioning plate 3 includes opposed first and second sides. Thepositioning plate 3 further includes a plurality of holes and a plurality of retaining slots. In this embodiment, thepositioning plate 3 includes in sequence afirst hole 31, afirst retaining slot 34, asecond hole 33, asecond retaining slot 36, athird retaining slot 35, and athird hole 32. The first, second, andthird holes positioning plate 3 through the second side of thepositioning plate 3. The first, second, andthird holes resilient cord 2 from the outside, while each of the first, second, andthird retaining slot resilient cord 2 to be forcibly inserted into therespective retaining slots - As illustrated in
FIG. 2 , therespective retaining slot portion 30 and a guidingportion 38 having a first end communicated with the outside and asecond end 37 communicated with the cord-receivingportion 30. The respective guidingportion 38 tapers from the first end thereof toward thesecond end 37 thereof, with thesecond end 37 of the respective guidingportion 38 having a width smaller than a diameter of the respective cord-receivingportion 30. Namely, thesecond end 37 is a reduced section in the respective guidingportion 38. - The
resilient cord 2 has a diameter smaller than that of theholes second end 37 of the respective guidingportion 38. When inserting theresilient cord 2 into therespective retaining slot resilient cord 2 is forcibly passed through the guidingportion 38 into the respective cord-receivingportion 30. Thepositioning plate 3 further includes aflange 39 on an end edge thereof to provide improved strength. - In this embodiment, an
end piece 22 is attached to an end of theresilient cord 2, and an engaging member 24 (e.g., a loop, a hook, or any other suitable member) is attached to the other end of theresilient cord 2. The engagingmember 24 can be engaged with, e.g., a hook (not shown) fixed on a wall (not shown) or the like, allowing the user to proceed with pull exercise. Therespective hole end piece 22, allowing passage of theresilient cord 2 from the first side of thepositioning plate 3 to the second side of thepositioning plate 3. - Referring to
FIG. 3 , in assembly, the end of theresilient cord 2 is extended through thesecond hole 33, the first retaining slot 34 (by means of forcibly inserting theresilient cord 2 through the respective guidingportion 38 into the respective cord-receiving portion 30), thefirst hole 31, a longitudinal hole (not labeled) of thehandle 21, thethird hole 32, the third retaining slot 35 (by means of forcibly inserting theresilient cord 2 through the respective guidingportion 38 into the respective cord-receiving portion 30), and the second retaining slot 36 (by means of forcibly inserting theresilient cord 2 through the respective guidingportion 38 into the respective cord-receiving portion 30), with theend piece 22 on the end of theresilient cord 2 being located adjacent to thesecond retaining slot 36. Theend piece 22 has a diameter greater than that of the cord-receivingportion 30 of thesecond retaining slot 36, preventing the end of theresilient cord 2 from passing through the cord-receivingportion 30 of thesecond retaining slot 36. Thus, theresilient cord 2 is reliably retained in place. Preferably, the center of thesecond hole 33 is coincident with the center of thepositioning plate 3. This allows uniform pulling. -
FIG. 4 illustrates a modified embodiment of the invention, wherein the pull exerciser includes twohandles 21, twopositioning plates 3, and aresilient cord 2. Therespective positioning plate 3 has a structure identical to that in the first embodiment. Therespective handle 21 has a structure the same as that in the first embodiment. Theresilient cord 2 has two ends each having anend piece 22 securely attached thereto. Thepositioning plates 3 are placed in a manner that the holes 31-33 and the retaining slots 34-36 on one of thepositioning plates 3 are diagonally symmetric to those of theother positioning plate 3 with respect to a central axis passing through the centers of thepositioning plates 3. - In assembly, an end of the
resilient cord 2 is extended through one of thepositioning plates 3 and one of thehandles 21 in a manner identical to that in the first embodiment. The other end of theresilient cord 2 is extended through theother positioning plate 3 and theother handle 21 in a manner substantially the same as that for the end of theresilient cord 2, but in a diagonally symmetric way.FIG. 5 illustrates use of the pull exerciser inFIG. 4 . Preferably, the center of thesecond hole 33 of therespective positioning plate 3 is coincident with the center of therespective positioning plate 3. This allows uniform pulling. - The
respective end piece 22 of theresilient cord 2 can be replaced by tying the respective end of theresilient cord 2 to form a bulged end. The number of the holes 31-36 can be varied according to need. - Detachment of the
resilient cord 2 can be easily achieved by means of a reverse operation. Thus, the resilient cord of the pull exerciser can be replaced by a new one once the resilient cord loses its resiliency. Further, the resilient cord of the pull exerciser can be replaced by another resilient cord having different resiliency. Further, attachment members required in the prior art pull exercisers are omitted in the pull exerciser in accordance with the present invention. - Although the 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 scope of the invention as hereinafter claimed.
Claims (17)
1. A pull exerciser comprising:
a handle;
a resilient cord including an end piece attached to an end thereof, the end piece having a diameter greater than that of the resilient cord; and
a positioning plate including opposed first side and second side, the positioning plate including a plurality of holes extending from the first side of the positioning plate through the second side of the positioning plate, each said hole including a diameter greater than that of the end piece of the resilient cord, allowing passage of the end piece of the resilient cord from the first side of the positioning plate to the second side of the positioning plate, the positioning plate further including a plurality of retaining slots, each said retaining slot including a cord-receiving portion and a guiding portion, the respective cord-receiving portion having a diameter smaller than that of the end piece of the resilient cord, the respective guiding portion including a first end communicated with an outside and a second end communicated with the respective cord-receiving hole, the respective guiding portion including a reduced section having a diameter smaller than that of the resilient cord;
the resilient cord extending through the handle and the respective hole, and the resilient cord being removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
2. The pull exerciser as claimed in claim 1 , wherein the respective guiding portion tapers from the first end thereof toward the second end thereof.
3. The pull exerciser as claimed in claim 2 , wherein the reduced section of the guiding portion of the respective retaining slot is the second end of the respective guiding portion.
4. The pull exerciser as claimed in claim 1 , wherein one of the holes has a center coincident with a center of the positioning plate.
5. The pull exerciser as claimed in claim 1 , wherein the positioning plate further includes a flange on an end edge thereof for improving strength.
6. The pull exerciser as claimed in claim 1 , wherein at least one of said retaining slots is located between two of said holes adjacent to each other.
7. A pull exerciser comprising:
two handle;
a resilient cord including two ends, an end piece being attached to each said end of the resilient cord, the respective end piece having a diameter greater than that of the resilient cord; and
two positioning plates each including opposed first side and second side, each said positioning plate including a plurality of holes extending from the first side of the positioning plate through the second side of the respective positioning plate, each said hole including a diameter greater than that of the respective end piece of the resilient cord, allowing passage of the respective end piece of the resilient cord from the first side of the respective positioning plate to the second side of the respective positioning plate, the respective positioning plate further including a plurality of retaining slots, each said retaining slot including a cord-receiving portion and a guiding portion, the respective cord-receiving portion having a diameter smaller than that of the respective end piece of the resilient cord, the respective guiding portion including a first end communicated with an outside and a second end communicated with the respective cord-receiving hole, the respective guiding portion including a reduced section having a diameter smaller than that of the resilient cord;
the resilient cord extending through each said handle and each said hole, and the resilient cord being removably, forcibly inserted into the respective cord-receiving hole through the respective guiding portion.
8. The pull exerciser as claimed in claim 7 , wherein the respective guiding portion tapers from the first end thereof toward the second end thereof.
9. The pull exerciser as claimed in claim 8 , wherein the reduced section of the guiding portion of the respective retaining slot is the second end of the respective guiding portion.
10. The pull exerciser as claimed in claim 7 , wherein one of the holes of the respective positioning plate has a center coincident with a center of the respective positioning plate.
11. The pull exerciser as claimed in claim 7 , wherein the positioning plate further includes a flange on an end edge thereof for improving strength.
12. The pull exerciser as claimed in claim 7 , wherein at least one of said retaining slots of the respective positioning plate is located between two of said holes adjacent to each other.
13. A pull exerciser comprising:
a handle;
a resilient cord including an end piece attached to an end thereof, the end piece having a diameter greater than that of the resilient cord; and
a positioning plate including opposed first side and second side, the positioning plate including in sequence a first hole, a first retaining slot, a second hole, a second retaining slot, a third retaining slot, and a third hole, each of the first hole, the second hole, and the third hole extending from the first side of the positioning plate through the second side of the positioning plate, each of the first hole, the second hole, and the third hole including a diameter greater than that of the end piece of the resilient cord, allowing passage of the end piece of the resilient cord from the first side of the positioning plate to the second side of the positioning plate, each of the first retaining slot, the second retaining slot, and the third retaining slot including a cord-receiving portion and a guiding portion, the respective cord-receiving portion having a diameter smaller than that of the end piece of the resilient cord, the respective guiding portion including a first end communicated with an outside and a second end communicated with the respective cord-receiving hole, the respective guiding portion including a reduced section having a diameter smaller than that of the resilient cord;
the resilient cord extending through the handle and each of the first hole, the second hole, and the third hole, and the resilient cord being removably, forcibly inserted into the cord-receiving hole through the guiding portion of each of the first retaining slot, the second retaining slot, and the third retaining slot.
14. The pull exerciser as claimed in claim 13 , wherein the respective guiding portion tapers from the first end thereof toward the second end thereof.
15. The pull exerciser as claimed in claim 14 , wherein the reduced section of the guiding portion of the respective retaining slot is the second end of the respective guiding portion.
16. The pull exerciser as claimed in claim 13 , wherein the second hole has a center coincident with a center of the positioning plate.
17. The pull exerciser as claimed in claim 13 , wherein the positioning plate further includes a flange on an end edge thereof for improving strength.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US10/678,422 US20050075223A1 (en) | 2003-10-03 | 2003-10-03 | Pull exerciser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US10/678,422 US20050075223A1 (en) | 2003-10-03 | 2003-10-03 | Pull exerciser |
Publications (1)
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US20050075223A1 true US20050075223A1 (en) | 2005-04-07 |
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Family Applications (1)
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US10/678,422 Abandoned US20050075223A1 (en) | 2003-10-03 | 2003-10-03 | Pull exerciser |
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Cited By (37)
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US20060105893A1 (en) * | 2004-11-12 | 2006-05-18 | Ping Chen | Chest expander handle |
US20070042881A1 (en) * | 2005-08-18 | 2007-02-22 | Ying-Ching Wu | Adjustable pull exerciser |
US20070111869A1 (en) * | 2004-07-30 | 2007-05-17 | Mark Wallach | Multi-purpose exercise device |
US20070173387A1 (en) * | 2006-01-24 | 2007-07-26 | Ying-Ching Wu | Exercise device with stretchable elastic member |
US20070207904A1 (en) * | 2006-03-06 | 2007-09-06 | Ying-Ching Wu | Elastic cord and pull exerciser having the same |
US20070287600A1 (en) * | 2006-06-08 | 2007-12-13 | Jerry Prenatt | Exercise device |
US20080182734A1 (en) * | 2007-01-30 | 2008-07-31 | Ying-Ching Wu | Pull exerciser |
US7431680B1 (en) * | 2006-06-30 | 2008-10-07 | Robert Sylvester Hinds | Reciprocation-pull static line exercising assembly |
US7465259B2 (en) * | 2006-09-20 | 2008-12-16 | Harry Mok | Exercise apparatus |
US20090176634A1 (en) * | 2008-01-07 | 2009-07-09 | Ying-Ching Wu | Elastic Cord Unit for Pull Exerciser |
KR101165155B1 (en) | 2010-07-26 | 2012-07-12 | 김규태 | Physical machine a length control is possible |
US20140051558A1 (en) * | 2012-08-14 | 2014-02-20 | Spri Products, Inc. | Exercise device and handle for same |
US20140066270A1 (en) * | 2012-08-28 | 2014-03-06 | Chieh-Jen Lin | Structure of exercise cord |
US20140121077A1 (en) * | 2012-10-30 | 2014-05-01 | Sheng-Hsu Hsieh | Apparatus for exercise, body building and rehabiliation |
US20140274604A1 (en) * | 2013-03-15 | 2014-09-18 | Icon Health And Fitness, Inc. | System and method for adjusting length of a cord |
US8961379B2 (en) | 2012-08-14 | 2015-02-24 | Spri Products, Inc. | Elongate member for forming an exercise device |
US9050484B2 (en) | 2012-08-14 | 2015-06-09 | Spri Products, Inc. | Exercise device and handle for same |
US9216313B1 (en) | 2014-07-25 | 2015-12-22 | Yung-Cheng Wu | Elastic cord for a pull exerciser |
US20150367160A1 (en) * | 2014-03-06 | 2015-12-24 | Dov Medina | Exercise apparatus and method |
AT15163U1 (en) * | 2015-06-03 | 2017-01-15 | Augsberger Walter | Hanging device for handles |
US20170144009A1 (en) * | 2012-05-08 | 2017-05-25 | Frog Fitness, Inc. | Resistance Member Assembly, System, and Method for use with an Exercise Apparatus |
USD794728S1 (en) * | 2014-09-29 | 2017-08-15 | Circuband Limited | Exercise equipment handle |
US9873012B2 (en) | 2013-12-13 | 2018-01-23 | Liberty Active Body & Mind Inc. | Exercise machine having elastic exercise resistance cables |
US10212994B2 (en) | 2015-11-02 | 2019-02-26 | Icon Health & Fitness, Inc. | Smart watch band |
USD864319S1 (en) * | 2018-04-11 | 2019-10-22 | Medescis LLC | Stretching exercise equipment |
US20200030656A1 (en) * | 2018-07-24 | 2020-01-30 | GH Product Design and Development, LLC | Exercise device |
US10682540B2 (en) * | 2018-04-11 | 2020-06-16 | Jack Michael Mantione, III | Exercise equipment and method |
USD891541S1 (en) * | 2019-03-14 | 2020-07-28 | Long Train Enterprise Co., Ltd. | Hands and feet pull exerciser |
US10780334B2 (en) | 2018-06-30 | 2020-09-22 | Avero Ab | Zippered safety layer in a trampoline |
US10874895B2 (en) * | 2017-11-15 | 2020-12-29 | Walter ISOM | Workout bench and handles with adjustable bands therebetween and methods of use thereof |
USD921132S1 (en) * | 2018-10-04 | 2021-06-01 | Tonal Systems, Inc. | Exercise machine |
US11202952B2 (en) | 2019-01-26 | 2021-12-21 | Avero Ab | Corner support bar (CSB) in a trampoline |
USD952778S1 (en) * | 2020-10-19 | 2022-05-24 | Zhiwu Tu | Resistance band |
USD1015449S1 (en) | 2021-12-22 | 2024-02-20 | Tonal Systems, Inc. | Exercise machine |
USD1015448S1 (en) | 2021-12-22 | 2024-02-20 | Tonal Systems, Inc. | Exercise machine |
USD1015450S1 (en) | 2021-12-22 | 2024-02-20 | Tonal Systems, Inc. | Exercise machine component |
USD1022085S1 (en) | 2023-05-22 | 2024-04-09 | Dane Hoover | Exercise bench |
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US1524108A (en) * | 1921-08-08 | 1925-01-27 | Hooven & Allison Company | Tow-rope connecter |
US4733862A (en) * | 1987-04-20 | 1988-03-29 | Miller Jack V | Elastic resistance exerciser |
US5556368A (en) * | 1994-10-19 | 1996-09-17 | Akin; Ted R. | Exercise apparatus |
US6497641B1 (en) * | 2000-07-27 | 2002-12-24 | Robert Sylvester Hinds | Slotted exercise handgrip |
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Cited By (53)
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US7811215B2 (en) | 2004-07-30 | 2010-10-12 | Mark Wallach | Multi-purpose exercise device |
US20070111869A1 (en) * | 2004-07-30 | 2007-05-17 | Mark Wallach | Multi-purpose exercise device |
US20060105893A1 (en) * | 2004-11-12 | 2006-05-18 | Ping Chen | Chest expander handle |
US7377886B2 (en) | 2005-08-18 | 2008-05-27 | Ying-Ching Wu | Adjustable pull exerciser |
US20070042881A1 (en) * | 2005-08-18 | 2007-02-22 | Ying-Ching Wu | Adjustable pull exerciser |
US7326157B2 (en) | 2006-01-24 | 2008-02-05 | Ying-Ching Wu | Exercise device with stretchable elastic member |
US20070173387A1 (en) * | 2006-01-24 | 2007-07-26 | Ying-Ching Wu | Exercise device with stretchable elastic member |
US20070207904A1 (en) * | 2006-03-06 | 2007-09-06 | Ying-Ching Wu | Elastic cord and pull exerciser having the same |
US7758477B2 (en) * | 2006-06-08 | 2010-07-20 | Jerry Prenatt | Exercise device |
US20070287600A1 (en) * | 2006-06-08 | 2007-12-13 | Jerry Prenatt | Exercise device |
US7431680B1 (en) * | 2006-06-30 | 2008-10-07 | Robert Sylvester Hinds | Reciprocation-pull static line exercising assembly |
US7465259B2 (en) * | 2006-09-20 | 2008-12-16 | Harry Mok | Exercise apparatus |
US7448990B2 (en) | 2007-01-30 | 2008-11-11 | Ying-Ching Wu | Pull exerciser |
US20080182734A1 (en) * | 2007-01-30 | 2008-07-31 | Ying-Ching Wu | Pull exerciser |
US20090176634A1 (en) * | 2008-01-07 | 2009-07-09 | Ying-Ching Wu | Elastic Cord Unit for Pull Exerciser |
KR101165155B1 (en) | 2010-07-26 | 2012-07-12 | 김규태 | Physical machine a length control is possible |
US20170144009A1 (en) * | 2012-05-08 | 2017-05-25 | Frog Fitness, Inc. | Resistance Member Assembly, System, and Method for use with an Exercise Apparatus |
US20140051558A1 (en) * | 2012-08-14 | 2014-02-20 | Spri Products, Inc. | Exercise device and handle for same |
US8876678B2 (en) * | 2012-08-14 | 2014-11-04 | Spri Products, Inc. | Exercise device and handle for same |
US8961379B2 (en) | 2012-08-14 | 2015-02-24 | Spri Products, Inc. | Elongate member for forming an exercise device |
US9050484B2 (en) | 2012-08-14 | 2015-06-09 | Spri Products, Inc. | Exercise device and handle for same |
US20140066270A1 (en) * | 2012-08-28 | 2014-03-06 | Chieh-Jen Lin | Structure of exercise cord |
US20140121077A1 (en) * | 2012-10-30 | 2014-05-01 | Sheng-Hsu Hsieh | Apparatus for exercise, body building and rehabiliation |
US8944975B2 (en) * | 2012-10-30 | 2015-02-03 | Li-Hsia Liu | Apparatus for exercise, body building and rehabiliation |
US20140274604A1 (en) * | 2013-03-15 | 2014-09-18 | Icon Health And Fitness, Inc. | System and method for adjusting length of a cord |
US9186535B2 (en) * | 2013-03-15 | 2015-11-17 | Icon Health & Fitness, Inc. | System and method for adjusting length of a cord |
US10486009B2 (en) | 2013-12-13 | 2019-11-26 | Liberty Active Body & Mind Inc. | Exercise machine having elastic exercise resistance cables |
US9873012B2 (en) | 2013-12-13 | 2018-01-23 | Liberty Active Body & Mind Inc. | Exercise machine having elastic exercise resistance cables |
US20150367160A1 (en) * | 2014-03-06 | 2015-12-24 | Dov Medina | Exercise apparatus and method |
US10112068B2 (en) * | 2014-03-06 | 2018-10-30 | Dov Medina | Exercise apparatus and method |
US9216313B1 (en) | 2014-07-25 | 2015-12-22 | Yung-Cheng Wu | Elastic cord for a pull exerciser |
USD794728S1 (en) * | 2014-09-29 | 2017-08-15 | Circuband Limited | Exercise equipment handle |
AT15163U1 (en) * | 2015-06-03 | 2017-01-15 | Augsberger Walter | Hanging device for handles |
US10212994B2 (en) | 2015-11-02 | 2019-02-26 | Icon Health & Fitness, Inc. | Smart watch band |
US10874895B2 (en) * | 2017-11-15 | 2020-12-29 | Walter ISOM | Workout bench and handles with adjustable bands therebetween and methods of use thereof |
USD864319S1 (en) * | 2018-04-11 | 2019-10-22 | Medescis LLC | Stretching exercise equipment |
US10682540B2 (en) * | 2018-04-11 | 2020-06-16 | Jack Michael Mantione, III | Exercise equipment and method |
US10780334B2 (en) | 2018-06-30 | 2020-09-22 | Avero Ab | Zippered safety layer in a trampoline |
US10960254B2 (en) * | 2018-07-24 | 2021-03-30 | GH Product Design and Development, LLC | Exercise device |
US20200030656A1 (en) * | 2018-07-24 | 2020-01-30 | GH Product Design and Development, LLC | Exercise device |
USD921132S1 (en) * | 2018-10-04 | 2021-06-01 | Tonal Systems, Inc. | Exercise machine |
USD975804S1 (en) | 2018-10-04 | 2023-01-17 | Tonal Systems, Inc. | Exercise machine |
USD1001922S1 (en) | 2018-10-04 | 2023-10-17 | Tonal Systems, Inc. | Exercise machine |
US11202952B2 (en) | 2019-01-26 | 2021-12-21 | Avero Ab | Corner support bar (CSB) in a trampoline |
US11273356B2 (en) | 2019-01-26 | 2022-03-15 | Avero Ab | High-tension safety net in a trampoline |
US11577144B2 (en) | 2019-01-26 | 2023-02-14 | Avero Ab | Silent performance system and under padding channels in a trampoline |
USD891541S1 (en) * | 2019-03-14 | 2020-07-28 | Long Train Enterprise Co., Ltd. | Hands and feet pull exerciser |
USD952778S1 (en) * | 2020-10-19 | 2022-05-24 | Zhiwu Tu | Resistance band |
USD1015449S1 (en) | 2021-12-22 | 2024-02-20 | Tonal Systems, Inc. | Exercise machine |
USD1015448S1 (en) | 2021-12-22 | 2024-02-20 | Tonal Systems, Inc. | Exercise machine |
USD1015450S1 (en) | 2021-12-22 | 2024-02-20 | Tonal Systems, Inc. | Exercise machine component |
USD1022085S1 (en) | 2023-05-22 | 2024-04-09 | Dane Hoover | Exercise bench |
USD1022081S1 (en) | 2023-05-22 | 2024-04-09 | Dane Hoover | Exercise bench |
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