| Patents for A63B 21 - Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices (25,224) |
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| 09/19/1978 | US4114449 Squeeze type exerciser device with force measuring gauge |
| 09/05/1978 | US4111419 Practice hockey puck |
| 09/05/1978 | US4111417 Torso exerciser |
| 09/05/1978 | US4111416 Exerciser |
| 09/05/1978 | US4111415 Exercising apparatus to aid in the practice of karate |
| 08/29/1978 | US4109908 Forearm mounted support for lift weights |
| 08/29/1978 | US4109907 Weight lifting apparatus |
| 08/22/1978 | US4108429 Spring type exercise device for breast measurement development |
| 08/22/1978 | US4108428 Portable punch power gage |
| 08/08/1978 | US4105200 Hand and finger exercise device |
| 08/01/1978 | US4103887 Barbell with collapsible load carrying chambers |
| 07/18/1978 | US4101124 Pull type exercising apparatus |
| 06/20/1978 | US4095789 Torsion spring type wrist exercising device |
| 06/06/1978 | US4093214 Dual function exercise machine |
| 06/06/1978 | US4093213 Variable resistance lifting mechanism |
| 06/06/1978 | US4093211 Combination jump rope and flexible exerciser |
| 06/06/1978 | US4093210 Finger/arm friction type exercising device |
| 06/06/1978 | US4092799 Tethered exercise device |
| 05/23/1978 | US4090706 Belt tension exerciser |
| 05/16/1978 | US4089528 Raft with removable weighted members that provide buoyancy |
| 05/16/1978 | US4089520 Platform exercise apparatus with spring tensioned arm and leg exercise assemblies |
| 04/18/1978 | US4084815 Continuous tension exerciser |
| 04/18/1978 | US4084811 Hitting device for martial arts |
| 04/18/1978 | US4084810 Energy absorbing unit for physical exercising devices |
| 04/18/1978 | US4084593 Bladder training apparatus |
| 04/04/1978 | US4082267 Bilateral isokinetic exerciser |
| 04/04/1978 | US4082264 Stationary exercise bicycle |
| 03/21/1978 | US4079933 Exercise device for use in the performance of sit-ups |
| 03/21/1978 | US4079932 Athletic conditioning apparatus |
| 03/21/1978 | US4079931 Exercycle frame |
| 03/07/1978 | US4077626 Exercising machine |
| 03/07/1978 | US4077625 Pneumatic cushion toy |
| 02/28/1978 | US4076236 Bar-bell type exercising device |
| 02/14/1978 | US4073490 Body attached restraining type exercising device |
| 02/07/1978 | US4072309 Multi-purpose exercise device |
| 02/07/1978 | US4072308 Portable weight lifting type forearm exerciser |
| 01/24/1978 | US4069995 Dynamic column support for feeder pan |
| 01/03/1978 | US4066257 Treadmill exercising device |
| 12/20/1977 | US4063727 Arm wrestling exercise device |
| 12/20/1977 | US4063726 Electronically controlled hydraulic exercising system |
| 11/29/1977 | US4060241 Friction type exercising device |
| 11/29/1977 | US4060240 Push pull exercising device |
| 11/22/1977 | US4059271 Hip mounted tethered ball game |
| 11/22/1977 | US4059265 Elastic pull-type exerciser |
| 11/08/1977 | US4057246 Multipurpose push pull exerciser |
| 10/04/1977 | US4052070 Variable tension ring exerciser |
| 09/27/1977 | US4050693 Punching bag and support means for supporting same in a door frame and the like to prevent twisting or turning of the support means |
| 09/27/1977 | US4050449 Apparatus for exercising muscles of a female patient's pelvic diaphragm |
| 09/27/1977 | US4050310 Exercising apparatus |
| 09/20/1977 | US4049270 Tethered ball and shaft game device |
| 09/20/1977 | US4048985 Exercise device |
| 09/13/1977 | US4047715 Friction type ergometer apparatus |
| 09/13/1977 | US4047714 Push pull type exercising device |
| 09/06/1977 | US4046379 Shuttle toy having two orifices and shock absorbing means |
| 08/30/1977 | US4045034 Golf club weighted attachment |
| 08/23/1977 | US4043553 Eccentric rotatable weight exercising device |
| 08/09/1977 | US4040627 Friction type exercising device with improved friction setting mechanism |
| 08/09/1977 | US4040620 Resilient exercise device |
| 08/09/1977 | US4040619 Squeeze toy and exercising device |
| 08/02/1977 | US4039185 Indian-wrestling device |
| 07/19/1977 | US4036491 Body massaging and reducing belt |
| 07/19/1977 | US4036490 Polytetrafluoroethylene coated exercising post kit with repetitive varying diameter |
| 07/05/1977 | US4033580 Elastic type exercising |
| 06/21/1977 | US4030732 Harness for the teaching of tennis |
| 06/14/1977 | US4029312 Exercising device |
| 06/07/1977 | US4027876 Exercising apparatus |
| 05/31/1977 | US4026549 Adjustable elastic type exercising device |
| 05/31/1977 | US4026548 Spring type exercise device |
| 05/17/1977 | US4023808 Resilient force resistor type exercising device |
| 05/17/1977 | US4023796 Varying force resisting type exercising device |
| 05/10/1977 | US4022463 Spring type exercising device |
| 05/03/1977 | US4021040 Barbell with removable weights and a spring type gripping device |
| 04/26/1977 | US4019734 Elastic pull type isotonic/isometric exerciser |
| 04/19/1977 | US4018442 Safety frame for weight lifting |
| 04/19/1977 | US4018437 Multipositionable portable and collapsible rectangular frame exercising apparatus with detachable support means |
| 04/12/1977 | US4017083 Putter |
| 03/22/1977 | US4013287 Leg exercise and foot rest for automotive vehicles |
| 03/08/1977 | US4010948 Pull type friction exercising device |
| 03/08/1977 | US4010947 Variable weight exercise machine |
| 02/15/1977 | US4007927 Inertial cycle exerciser |
| 01/25/1977 | US4004801 Isotonic exercise unit |
| 01/25/1977 | US4004580 Vibratory massage apparatus |
| 12/28/1976 | US3999752 Push-pull type of exercising device supported entirely by the body |
| 12/21/1976 | US3998454 Force receiving exercising member |
| 12/21/1976 | US3998100 Exercise process and apparatus |
| 12/07/1976 | US3995853 Exercising device |
| 12/07/1976 | US3995491 Ergometer |
| 11/16/1976 | US3992004 Spring biased thigh and pelvic muscle toning apparatus |
| 11/16/1976 | US3991510 Toy exercising device |
| 11/02/1976 | US3989241 Physical training apparatus |
| 11/02/1976 | US3989240 Electrically timed exercising device |
| 10/26/1976 | US3987506 Therapeutic aid |
| 10/12/1976 | US3985354 Exercise device with spring biased telescoping members |
| 10/05/1976 | US3984102 Fluid type exercising equipment |
| 10/05/1976 | US3984101 Self-force resister type exercising device |
| 09/28/1976 | US3982757 Torsion type arm exercising apparatus |
| 09/28/1976 | US3982756 Sit-n-cycle |
| 09/07/1976 | US3979113 Bicycle exercising apparatus |
| 08/31/1976 | US3977676 Portable friction type exercising apparatus |
| 08/24/1976 | US3976057 Joint flexing apparatus |