USD948644S1 - Exercise tension bar - Google Patents

Exercise tension bar Download PDF

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Publication number
USD948644S1
USD948644S1 US29/699,711 US201929699711F USD948644S US D948644 S1 USD948644 S1 US D948644S1 US 201929699711 F US201929699711 F US 201929699711F US D948644 S USD948644 S US D948644S
Authority
US
United States
Prior art keywords
tension bar
exercise tension
exercise
bar
view
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.)
Active
Application number
US29/699,711
Inventor
Howard Chin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
T K CHIN Co Ltd
TK Chin Co Ltd
Original Assignee
TK Chin Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TK Chin Co Ltd filed Critical TK Chin Co Ltd
Assigned to T. K. CHIN COMPANY LTD. reassignment T. K. CHIN COMPANY LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHIN, HOWARD
Priority to US29/814,786 priority Critical patent/USD948645S1/en
Application granted granted Critical
Publication of USD948644S1 publication Critical patent/USD948644S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • A63B21/00069—Setting or adjusting the resistance level; Compensating for a preload prior to use, e.g. changing length of resistance or adjusting a valve
    • 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
    • A63B21/00185—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resistance provided by the user, e.g. exercising one body part against a resistance provided by another body part
    • 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
    • A63B21/023—Wound springs
    • 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
    • A63B21/045—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 having torsion or bending or flexion element
    • 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
    • A63B21/40—Interfaces with the user related to strength training; Details thereof
    • A63B21/4027—Specific exercise interfaces
    • A63B21/4033—Handles, pedals, bars or platforms
    • A63B21/4035—Handles, pedals, bars or platforms for operation by hand
    • 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
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/03516—For both arms together or both legs together; Aspects related to the co-ordination between right and left side limbs of a user
    • 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
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/03516—For both arms together or both legs together; Aspects related to the co-ordination between right and left side limbs of a user
    • A63B23/03533—With separate means driven by each limb, i.e. performing different movements
    • 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
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
    • A63B2225/09—Adjustable dimensions

Description

FIG. 1 is a perspective view of an exercise tension bar showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.

Claims (1)

    CLAIM
  1. The ornamental design for an exercise tension bar, as shown.
US29/699,711 2019-07-10 2019-07-29 Exercise tension bar Active USD948644S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/814,786 USD948645S1 (en) 2019-07-10 2021-11-09 Exercise tension bar

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW108124371A TWI696478B (en) 2019-07-10 2019-07-10 Grip stick with adjustable resistance
TW108124371 2019-07-10

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US29/814,786 Division USD948645S1 (en) 2019-07-10 2021-11-09 Exercise tension bar

Publications (1)

Publication Number Publication Date
USD948644S1 true USD948644S1 (en) 2022-04-12

Family

ID=72176209

Family Applications (3)

Application Number Title Priority Date Filing Date
US29/699,711 Active USD948644S1 (en) 2019-07-10 2019-07-29 Exercise tension bar
US16/920,283 Abandoned US20210008400A1 (en) 2019-07-10 2020-07-02 Power twister with adjustable resistance
US29/814,786 Active USD948645S1 (en) 2019-07-10 2021-11-09 Exercise tension bar

Family Applications After (2)

Application Number Title Priority Date Filing Date
US16/920,283 Abandoned US20210008400A1 (en) 2019-07-10 2020-07-02 Power twister with adjustable resistance
US29/814,786 Active USD948645S1 (en) 2019-07-10 2021-11-09 Exercise tension bar

Country Status (3)

Country Link
US (3) USD948644S1 (en)
CN (1) CN212789643U (en)
TW (1) TWI696478B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI696478B (en) * 2019-07-10 2020-06-21 寬鑫有限公司 Grip stick with adjustable resistance
US11511151B2 (en) * 2019-10-31 2022-11-29 Marvin Brooke Opposite reciprocal movement rehabilitation
USD934964S1 (en) * 2020-10-21 2021-11-02 Mitch Moon Exercise apparatus
JP1707377S (en) 2021-08-31 2022-02-14 headphone
USD1002760S1 (en) * 2022-06-24 2023-10-24 Wuyi Huayang Industry And Trade Co., Ltd. Muscle apparatus

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US2106994A (en) * 1936-04-15 1938-02-01 Chapman Arthur William Physical exerciser
US2668055A (en) * 1950-09-19 1954-02-02 Sharp Lewis Wrist exerciser
US3006646A (en) * 1959-07-06 1961-10-31 Nanni Menotti Exercising devices
US3069161A (en) * 1959-11-30 1962-12-18 James V Melchiona Torsion action exerciser
US3084547A (en) * 1961-09-27 1963-04-09 Nielsen Rudolph Exercising device
US3132861A (en) * 1961-11-24 1964-05-12 James D Horney Compression and twisting exercise device having an internal compression spring with interlocking limiting means
US3184234A (en) * 1963-01-31 1965-05-18 Struble Albert Friction exercise device having gripper elements
US3211453A (en) * 1962-11-21 1965-10-12 Will Hav Mfg Co Hand, wrist and arm exerciser
US3330558A (en) * 1964-04-27 1967-07-11 Ray Lunceford Torsional twist manual exerciser device
US3396967A (en) * 1965-08-16 1968-08-13 Brown Keith Morris Hand, wrist and fore-arm exercising device
US3510130A (en) * 1968-08-08 1970-05-05 Hirsh Co Torsion bar for moderate exercise of arms and shoulder
US3666267A (en) * 1969-10-06 1972-05-30 James C Mckinney Wrist exerciser
US3708164A (en) * 1970-09-24 1973-01-02 B Griffin Manual torsional exerciser
US3717338A (en) * 1972-04-17 1973-02-20 P Hughes Wrist exercising device
US3741539A (en) * 1971-07-01 1973-06-26 T Hutchins Spring resistant type of exercising device
US4095789A (en) * 1977-03-01 1978-06-20 George Mueller Torsion spring type wrist exercising device
US4211404A (en) * 1978-05-12 1980-07-08 Blowsky Frank C Telescoping physical exercising device
US4249729A (en) * 1979-12-17 1981-02-10 Pericles Gabrielidis Tennis exercise aid
USD267261S (en) * 1980-06-19 1982-12-14 Pataluch Casimer J Exercise bar
US4489937A (en) * 1982-08-13 1984-12-25 Kong Cathay G T Safety dyna-bender
US4591151A (en) * 1985-03-25 1986-05-27 Virgil Hensley Torsional exercise device and method of use
US4643417A (en) * 1983-10-17 1987-02-17 Nieman Frank C Hand manipulated exercise device
US4651985A (en) * 1985-02-04 1987-03-24 Salisbury William F Exercise device
US4695049A (en) * 1986-09-11 1987-09-22 Ciemiega Jan A Exercise device
US4702474A (en) * 1984-07-03 1987-10-27 Raul Guibert Articulated hand-held exercise
US4838542A (en) * 1988-05-20 1989-06-13 Whatnot, Inc. Wrist exercise device
US4856776A (en) * 1987-12-31 1989-08-15 Ching Liang Liu Coil spring exerciser
US4913417A (en) * 1988-12-05 1990-04-03 Francu Nicholas J Upper body exercising device
US5046727A (en) * 1990-07-31 1991-09-10 Whatnot, Inc. Wrist exercise device
USD328113S (en) * 1990-07-31 1992-07-21 Whatnot, Inc. Wrist exerciser
US5244442A (en) * 1992-07-23 1993-09-14 Schill John M Portable wrist exercise device utilizing frictional resistance
US5569137A (en) * 1996-01-17 1996-10-29 Uen; Samuel Excerciser
US5620398A (en) * 1996-04-10 1997-04-15 Moriarty; Eric P. Exercise apparatus for wrists and forearms
US5690598A (en) * 1996-09-27 1997-11-25 Liang; Yung Jen Wrist exerciser
US5743830A (en) * 1997-06-27 1998-04-28 Ho; Ko Ching Torsion exercise device for arm and wrist
US5776034A (en) * 1997-05-01 1998-07-07 Pro 4 Arm Ltd. Wrist and forearm exercise device
USD420072S (en) * 1997-10-22 2000-02-01 Hershey Jacob R Hand-held exerciser
US6179749B1 (en) * 1998-03-18 2001-01-30 Lord Corporation Resistance device
USD438266S1 (en) * 2000-03-31 2001-02-27 Mark Levrett Exercise apparatus
USD442504S1 (en) * 2000-05-22 2001-05-22 James Stevens Peak strength tester
US6390959B1 (en) * 2001-05-16 2002-05-21 Dean Tornabene Exercise apparatus
US6561959B2 (en) * 2001-04-20 2003-05-13 Stan Batiste Upper body exercising apparatus
US20040132592A1 (en) * 2003-01-07 2004-07-08 Jao-Hsing Tsai Adjustable handles for spring bars
US20040142798A1 (en) * 2003-01-17 2004-07-22 Liao Hsueh Sen Exercise device
USD508097S1 (en) * 2004-03-02 2005-08-02 Concepts To Retail, Llc Upper body exercise apparatus
US20050233877A1 (en) * 2004-04-19 2005-10-20 Chang-I Lin Multifunction gymnastic apparatus
US20060211551A1 (en) * 2005-03-16 2006-09-21 Mandell Steven T Exercise device and methods
US20070238590A1 (en) * 2006-04-11 2007-10-11 An Tae Jin Chest expander
US20080076647A1 (en) * 2006-09-26 2008-03-27 Erlinda Fine Thigh exercising machine
US20100069207A1 (en) * 2008-09-16 2010-03-18 Ming-Jen Ko Adjustable Exercising Tubing
US8231508B1 (en) * 2009-02-03 2012-07-31 Roger Rousseau Bi-directional exercise device for wrists and forearms
US20130029811A1 (en) * 2011-07-27 2013-01-31 Lando Paul F Exercise device having adjustable resistance force
US8747286B1 (en) * 2011-03-16 2014-06-10 Mark H. Simon Exercise apparatus
US9132315B1 (en) * 2013-04-24 2015-09-15 Chien-Rung Chen Multifunctional arms and wrists trainer
US20160074689A1 (en) * 2014-09-09 2016-03-17 Daniel Craig Anderson Rotational Forearm Exercise Apparatus
USD757870S1 (en) * 2014-10-23 2016-05-31 John M. Leslie Upper body exercise spring
US9387360B2 (en) * 2012-06-11 2016-07-12 Justin Niederman Wrist and forearm strengthening device
US20180200558A1 (en) * 2017-01-18 2018-07-19 Delair Alnajjar Hand, wrist and forearm exercise device
US10220237B2 (en) * 2015-09-23 2019-03-05 LeCharles Bentley Exercise training device
USD879219S1 (en) * 2018-09-13 2020-03-24 Shenzhen Putai Ecommerce Co., Ltd. Apparatus for developing muscles
USD886217S1 (en) * 2020-01-23 2020-06-02 Shenzhen Putai Ecommerce Co., Ltd. Equipment for strengthening muscles
US20210008400A1 (en) * 2019-07-10 2021-01-14 T. K. Chin Company Ltd. Power twister with adjustable resistance
US10974087B1 (en) * 2020-04-01 2021-04-13 Mitch Moon Strengthening apparatus and method of use

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US5507712A (en) 1995-07-14 1996-04-16 Chang; John Multipurpose exercising apparatus
US5772563A (en) 1997-04-18 1998-06-30 Lin; I-Shun Multipurpose exerciser
US6659920B1 (en) * 1999-06-22 2003-12-09 Norman Kurz Rhythmic motion driver
USD470201S1 (en) * 1999-08-18 2003-02-11 Pocket Gym Limited Exercise aid
US6090023A (en) 2000-01-25 2000-07-18 Liu; Chao-Jih Body exerciser
US7314438B1 (en) * 2005-12-02 2008-01-01 Carol Clark Hand-operable exercise bar
US20090042701A1 (en) 2007-08-09 2009-02-12 Jao-Hsing Tsai Portable exercise device
CN206715179U (en) * 2017-03-12 2017-12-08 永康市杰创工业产品设计有限公司 One kind possesses both hands exercise intensity and can adjust chest-developer
CN207187018U (en) * 2017-07-06 2018-04-06 何建华 Bar for arm strength building
CN207152952U (en) * 2017-08-18 2018-03-30 永康市杰创工业产品设计有限公司 One kind possesses rotary shaft doubling and can adjust chest-developer
TWM589572U (en) * 2019-07-10 2020-01-21 寬鑫有限公司 Adjustable strength grip bar

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* Cited by examiner, † Cited by third party
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US2668055A (en) * 1950-09-19 1954-02-02 Sharp Lewis Wrist exerciser
US3006646A (en) * 1959-07-06 1961-10-31 Nanni Menotti Exercising devices
US3069161A (en) * 1959-11-30 1962-12-18 James V Melchiona Torsion action exerciser
US3084547A (en) * 1961-09-27 1963-04-09 Nielsen Rudolph Exercising device
US3132861A (en) * 1961-11-24 1964-05-12 James D Horney Compression and twisting exercise device having an internal compression spring with interlocking limiting means
US3211453A (en) * 1962-11-21 1965-10-12 Will Hav Mfg Co Hand, wrist and arm exerciser
US3184234A (en) * 1963-01-31 1965-05-18 Struble Albert Friction exercise device having gripper elements
US3330558A (en) * 1964-04-27 1967-07-11 Ray Lunceford Torsional twist manual exerciser device
US3396967A (en) * 1965-08-16 1968-08-13 Brown Keith Morris Hand, wrist and fore-arm exercising device
US3510130A (en) * 1968-08-08 1970-05-05 Hirsh Co Torsion bar for moderate exercise of arms and shoulder
US3666267A (en) * 1969-10-06 1972-05-30 James C Mckinney Wrist exerciser
US3708164A (en) * 1970-09-24 1973-01-02 B Griffin Manual torsional exerciser
US3741539A (en) * 1971-07-01 1973-06-26 T Hutchins Spring resistant type of exercising device
US3717338A (en) * 1972-04-17 1973-02-20 P Hughes Wrist exercising device
US4095789A (en) * 1977-03-01 1978-06-20 George Mueller Torsion spring type wrist exercising device
US4211404A (en) * 1978-05-12 1980-07-08 Blowsky Frank C Telescoping physical exercising device
US4249729A (en) * 1979-12-17 1981-02-10 Pericles Gabrielidis Tennis exercise aid
USD267261S (en) * 1980-06-19 1982-12-14 Pataluch Casimer J Exercise bar
US4489937A (en) * 1982-08-13 1984-12-25 Kong Cathay G T Safety dyna-bender
US4643417A (en) * 1983-10-17 1987-02-17 Nieman Frank C Hand manipulated exercise device
US4702474A (en) * 1984-07-03 1987-10-27 Raul Guibert Articulated hand-held exercise
US4651985A (en) * 1985-02-04 1987-03-24 Salisbury William F Exercise device
US4591151A (en) * 1985-03-25 1986-05-27 Virgil Hensley Torsional exercise device and method of use
US4695049A (en) * 1986-09-11 1987-09-22 Ciemiega Jan A Exercise device
US4856776A (en) * 1987-12-31 1989-08-15 Ching Liang Liu Coil spring exerciser
US4838542A (en) * 1988-05-20 1989-06-13 Whatnot, Inc. Wrist exercise device
US4913417A (en) * 1988-12-05 1990-04-03 Francu Nicholas J Upper body exercising device
US5046727A (en) * 1990-07-31 1991-09-10 Whatnot, Inc. Wrist exercise device
USD328113S (en) * 1990-07-31 1992-07-21 Whatnot, Inc. Wrist exerciser
US5244442A (en) * 1992-07-23 1993-09-14 Schill John M Portable wrist exercise device utilizing frictional resistance
US5569137A (en) * 1996-01-17 1996-10-29 Uen; Samuel Excerciser
US5620398A (en) * 1996-04-10 1997-04-15 Moriarty; Eric P. Exercise apparatus for wrists and forearms
US5690598A (en) * 1996-09-27 1997-11-25 Liang; Yung Jen Wrist exerciser
US5776034A (en) * 1997-05-01 1998-07-07 Pro 4 Arm Ltd. Wrist and forearm exercise device
US5743830A (en) * 1997-06-27 1998-04-28 Ho; Ko Ching Torsion exercise device for arm and wrist
USD420072S (en) * 1997-10-22 2000-02-01 Hershey Jacob R Hand-held exerciser
US6179749B1 (en) * 1998-03-18 2001-01-30 Lord Corporation Resistance device
USD438266S1 (en) * 2000-03-31 2001-02-27 Mark Levrett Exercise apparatus
USD442504S1 (en) * 2000-05-22 2001-05-22 James Stevens Peak strength tester
US6561959B2 (en) * 2001-04-20 2003-05-13 Stan Batiste Upper body exercising apparatus
US6390959B1 (en) * 2001-05-16 2002-05-21 Dean Tornabene Exercise apparatus
US20040132592A1 (en) * 2003-01-07 2004-07-08 Jao-Hsing Tsai Adjustable handles for spring bars
US20040142798A1 (en) * 2003-01-17 2004-07-22 Liao Hsueh Sen Exercise device
USD508097S1 (en) * 2004-03-02 2005-08-02 Concepts To Retail, Llc Upper body exercise apparatus
US20050233877A1 (en) * 2004-04-19 2005-10-20 Chang-I Lin Multifunction gymnastic apparatus
US20060211551A1 (en) * 2005-03-16 2006-09-21 Mandell Steven T Exercise device and methods
US20070238590A1 (en) * 2006-04-11 2007-10-11 An Tae Jin Chest expander
US20080076647A1 (en) * 2006-09-26 2008-03-27 Erlinda Fine Thigh exercising machine
US20100069207A1 (en) * 2008-09-16 2010-03-18 Ming-Jen Ko Adjustable Exercising Tubing
US8231508B1 (en) * 2009-02-03 2012-07-31 Roger Rousseau Bi-directional exercise device for wrists and forearms
US8747286B1 (en) * 2011-03-16 2014-06-10 Mark H. Simon Exercise apparatus
US20130029811A1 (en) * 2011-07-27 2013-01-31 Lando Paul F Exercise device having adjustable resistance force
US9387360B2 (en) * 2012-06-11 2016-07-12 Justin Niederman Wrist and forearm strengthening device
US9132315B1 (en) * 2013-04-24 2015-09-15 Chien-Rung Chen Multifunctional arms and wrists trainer
US20160074689A1 (en) * 2014-09-09 2016-03-17 Daniel Craig Anderson Rotational Forearm Exercise Apparatus
USD757870S1 (en) * 2014-10-23 2016-05-31 John M. Leslie Upper body exercise spring
US10220237B2 (en) * 2015-09-23 2019-03-05 LeCharles Bentley Exercise training device
US20180200558A1 (en) * 2017-01-18 2018-07-19 Delair Alnajjar Hand, wrist and forearm exercise device
USD879219S1 (en) * 2018-09-13 2020-03-24 Shenzhen Putai Ecommerce Co., Ltd. Apparatus for developing muscles
US20210008400A1 (en) * 2019-07-10 2021-01-14 T. K. Chin Company Ltd. Power twister with adjustable resistance
USD886217S1 (en) * 2020-01-23 2020-06-02 Shenzhen Putai Ecommerce Co., Ltd. Equipment for strengthening muscles
US10974087B1 (en) * 2020-04-01 2021-04-13 Mitch Moon Strengthening apparatus and method of use

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Screen print of Amazon (CN) website; https://www.amazon.cn/dp/B00EOSLFDU/ref=pd_rhf_se_p_img_1?_encoding=UTF8&psc=1&refRID=T6PJ3XCZQA8P9DCK8KGD; launched on Aug. 21, 2012; printed Jul. 29, 2019; 6 pages.
Screen print of shopping website PChome 24h; https://24h.pchome.com.tw/prod/DEBYAD-A9009EHLN; printed Jul. 29, 2019; 7 pages.
TK chin by tkchin dated no date given. Found online [Jul. 27, 2021] http://www.tkchin.com/products/c/4#. *

Also Published As

Publication number Publication date
US20210008400A1 (en) 2021-01-14
USD948645S1 (en) 2022-04-12
TWI696478B (en) 2020-06-21
CN212789643U (en) 2021-03-26
TW202102283A (en) 2021-01-16

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