| 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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| 08/06/1991 | US5037088 Hydraulic resistance exerciser with relatively rotatable arms |
| 08/06/1991 | US5037087 Roll bar and water weight exerciser |
| 07/31/1991 | EP0438758A1 Exercise device having a variable resistance curve |
| 07/31/1991 | CN2081740U Apparatus for training wrist strength and grip |
| 07/31/1991 | CN2081739U Combined dumb-bell |
| 07/31/1991 | CN2081738U Side-pulling type chest-developer with the functions of chest-developer and spring-grip dumb-bell |
| 07/31/1991 | CN2081737U Magnetic sports apparatus for strengthening training |
| 07/30/1991 | US5035423 Basketball training facility |
| 07/30/1991 | US5035421 Therapeutic device |
| 07/30/1991 | US5035417 Exercise bicycle |
| 07/27/1991 | CA2034991A1 Exercise devices |
| 07/25/1991 | WO1991010479A1 Device in a training apparatus |
| 07/23/1991 | US5033741 Isometric push-up machine |
| 07/23/1991 | US5033740 Apparatus for exercising that is used with a hand |
| 07/23/1991 | US5033739 Hand-held device for aquatic exercising |
| 07/23/1991 | US5033735 Aquatic exercise device |
| 07/23/1991 | US5033733 Stair climbing exercise apparatus |
| 07/23/1991 | US5033117 Exercise garment |
| 07/23/1991 | CA2008358A1 Portable exercise device |
| 07/23/1991 | CA1286562C Device for exercising vaginal muscles |
| 07/18/1991 | DE4100559A1 Physical training appts. e.g. ergometer, running-on-spot conveyor - has controllable training element pedal drive, conveyor belt, allowing desired program to be set |
| 07/17/1991 | CN2080853U Multifunctional dumbbell for vigorous and graceful purpose |
| 07/17/1991 | CN2080852U Counting spring-grip apparatus |
| 07/16/1991 | US5031912 Therapy steering wheel for wheelchair |
| 07/16/1991 | US5031906 Versatile exercising machine |
| 07/16/1991 | US5031905 Exercising device |
| 07/16/1991 | US5031904 Aquatic boot |
| 07/16/1991 | US5031902 Rotary motion transmission system for exercise bicycle |
| 07/16/1991 | US5031901 Flywheel brake mechanism for an exercise device |
| 07/16/1991 | US5031900 Eddy current braking system |
| 07/16/1991 | US5031605 Medical gin pole |
| 07/16/1991 | CA1286348C Low power electric speed reducer, particularly for a home trainer |
| 07/13/1991 | CA2034015A1 Exercise device having a variable resistance curve |
| 07/12/1991 | CA2033869A1 Golf swing muscle strengthener and swing developer device |
| 07/10/1991 | EP0401206A4 Stair climbing exercise apparatus |
| 07/09/1991 | US5029850 Exercising apparatus |
| 07/09/1991 | US5029849 Varying resistance weightlifting apparatus |
| 07/09/1991 | US5029848 Exercise machine with roller carriage mounted on monorail |
| 07/09/1991 | US5029846 Control device for simulating road cycling for an exercising apparatus |
| 06/26/1991 | CN2079472U Nutcracker for walnut as spring-grip dumb-bell |
| 06/25/1991 | US5026050 Exercise apparatus |
| 06/25/1991 | US5026047 Quick release mechanism for bicycle trainer |
| 06/25/1991 | US5026046 Adjustable auxiliary hydraulic fluid accumulator control for hydraulically-phased stair climbing exercise apparatus |
| 06/19/1991 | CN2079064U Child chest-developer |
| 06/19/1991 | CN2079063U Training device for starting of race reaction test |
| 06/19/1991 | CN2079062U Portable multifunctional body-building device |
| 06/18/1991 | US5024443 Athletic swing practice apparatus |
| 06/18/1991 | US5024434 Multiflex exercise device |
| 06/18/1991 | US5024433 Manually adjustable ropes suspended therefrom |
| 06/18/1991 | US5024409 Slidably lockable bracket |
| 06/13/1991 | WO1991008025A1 Exercise apparatus |
| 06/13/1991 | WO1991008024A2 Physical exercise apparatus having programmable simulation |
| 06/13/1991 | DE3938162A1 Exercise appts. with harmonic resistance - has drive and stop interacting with pre-tensioner |
| 06/12/1991 | EP0431773A1 Exercise machines |
| 06/11/1991 | US5022648 Aerobic wand |
| 06/11/1991 | US5022647 Upper torso and limb exercising device |
| 06/06/1991 | DE3939987A1 Physiotherapy appts. for treating patient's leg - has slide which is pushed against pneumatic resistance |
| 06/06/1991 | DE3939950A1 Infinitely adjustable weight training machine - has machine weight movable on guide rail with adjustable incline |
| 06/05/1991 | EP0430067A1 Apparatus for measuring instantaneous power by leg-stretching power |
| 06/05/1991 | EP0412109A4 Method and apparatus for squat exercise |
| 06/05/1991 | CN2078179U Composite cast copper dumb-bell with iron/steel clad-core |
| 06/04/1991 | US5020796 Expander type exercising apparatus |
| 06/04/1991 | US5020795 Physical therapy and exercise apparatus for body limbs |
| 06/04/1991 | US5020794 Motor control for an exercise machine simulating a weight stack |
| 06/04/1991 | US5020792 Exercise bicycle for exercising arms and legs |
| 06/04/1991 | CA1284666C Exercise apparatus |
| 05/30/1991 | WO1991007214A1 Automatic force generating and control system |
| 05/30/1991 | WO1991007213A1 Automatic force generating and control system |
| 05/30/1991 | WO1991007212A1 Automatic force generating and control system |
| 05/30/1991 | WO1991007211A1 Exercise machine for patients confined to bed |
| 05/30/1991 | WO1991007210A1 Exercise device for persons confined to wheelchair |
| 05/28/1991 | US5018727 Three in one exercise bench |
| 05/28/1991 | US5018725 Adjustable exercise equipment |
| 05/22/1991 | EP0427832A1 Improvements relating to exercise apparatus for the human body |
| 05/21/1991 | US5016874 Multi-directional exercise device |
| 05/21/1991 | US5016872 Hydraulic type stationary cycle exercise |
| 05/21/1991 | US5016871 Exercise machine resistance controller |
| 05/21/1991 | US5016870 Exercise device |
| 05/16/1991 | WO1991006796A1 Double acting control valve for hydraulic exercise machine |
| 05/15/1991 | CN2076867U Spring-grip dumb-bells |
| 05/15/1991 | CN2076866U Multi-functional combined strong unit |
| 05/14/1991 | US5015926 Electronically controlled force application mechanism for exercise machines |
| 05/14/1991 | US5014981 Exercising devices using magnetic resistance |
| 05/14/1991 | US5014980 Exercise cycle with locking mechanism |
| 05/14/1991 | CA1284018C Locking collar for securing members to a bar |
| 05/09/1991 | CA2029582A1 Aquatic exercise device |
| 05/08/1991 | DE3936443A1 Exercise device for muscle training - fits on door and can accommodate different accessories |
| 05/08/1991 | DE3936377A1 Holding device for freely movable dumb-bell rod with weights - incorporates height adjustable slide carriage and interconnected locking device |
| 05/07/1991 | US5013045 Golf club swing exercising and training apparatus and method |
| 05/07/1991 | US5013037 Physical therapy device |
| 05/07/1991 | US5013036 Exercise apparatus |
| 05/07/1991 | US5013035 Exercise device |
| 05/07/1991 | US5013034 Exercise machine |
| 05/07/1991 | US5013033 Rowing apparatus |
| 05/07/1991 | US5013031 Exercise apparatus |
| 05/02/1991 | EP0233243B1 Multi-exercise system |
| 04/30/1991 | US5011142 Exercise control system |
| 04/30/1991 | US5011141 Bench press with adjustable safety/range limiting bars |
| 04/30/1991 | US5011140 Multi-purpose safety exercise apparatus |
| 04/30/1991 | US5011139 Assisted dip/chin exercise device |