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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 5100138 | Motorized mobile boxing robot A motorized mobile robot carries a person and is articulated and controlled by joysticks and foot pedals or by remote control to simulate the sport of boxing by effecting punches and blocks upon a like robot. Fluid motor driven wheels propel the robot in ... | 03/31/1992 |
| 5064191 | Gravity force rebound exerciser A static rebound exerciser/rehabilitation device for exercising a person regardless of that persons physical condition. The device includes a jack for vertically positioning a boom interconnected through a translatable cable, spring and hook to a person f... | 11/12/1991 |
| 5062632 | User programmable exercise machine An exercise apparatus with a control mechanism is disclosed. The control mechanism is linked to a bank of horizontally arranged slide potentiometers, which act as user-movable indicators. The user can move these indicators up and down to indicate an order... | 11/05/1991 |
| 5052683 | Boxing training partner A boxing training partner comprised of a base, a figure body having two arms, a spring, a height adjusting device located in the base, a controller, and two arm extension devices. The controller controls the filling of gas bags, which are part of the arm ... | 10/01/1991 |
| 5048826 | Safety apparatus for use with barbell assembly A safety apparatus for use with a barbell assembly includes a support frame, a pair of cables which are securable to opposite ends of the barbell assembly, a winch assembly on the support frame for retracting and releasing the cables, a pair of tension se... | 09/17/1991 |
| 5048822 | Simulated sparring apparatus and method A simulated sparring partner apparatus and method for the training and exercising of a boxer, including a track, a target article such as a punching bag suspended from the track, a drive for moving the punching bag along the track, and control apparatus f... | 09/17/1991 |
| 5046484 | Method and device for treating bone disorders characterized by low bone mass A method and device are described for providing passive exercise treatment for increasing the amount, strength and proper anatomical distribution of bone in a patient suffering from a bone disorder. The method involves determining a value for impact load,... | 09/10/1991 |
| 5033736 | Passive exercise bicycle A passive exercise bicycle comprises a frame and conventional motor attached to a stabilizing support surface. A bushing which drives a wheel attached to the bicycle frame is mounted on a shaft turned by a motor. The wheel in turn is attached by a convent... | 07/23/1991 |
| 4944713 | Treadmill speed reset system A treadmill having a walking belt with a constant speed drive motor and a transmission for adjusting the speed of the walking belt. The transmission employs input and output variable pitch pulleys to effect the belt speed change. The pulleys employ adjust... | 07/31/1990 |
| 4923191 | Mountain climber fitness machine This climbing machine is designed for a user to simulate mountain climbing. Primarily, it consists of a motor driven sprocket train mounted in a housing, and a pair of chains on the sprockets are provided with rungs for the user to climb. The machine furt... | 05/08/1990 |
| 4842266 | Physical exercise apparatus having motivational display A running/walking machine, or treadmill, is disclosed which has an automatically controlled speed-varying electric motor and an automatically controlled elevation-varying electric motor. The commands are entered in a display panel having a microprocessor ... | 06/27/1989 |
| 4751440 | Electrical control circuit for isokinetic exercise equipment An electrical circuit governs the speed and resisting torque of a permanent magnet electric generator which is employed as a means for generating resistance for an isokinetic physical exercise machine to improve the effectiveness of the training. By provi... | 06/14/1988 |
| 4749181 | Motor-driven exercise apparatus having runaway prevention system A motor-driven exercise apparatus is disclosed, which incorporates a plurality of runaway-preventing features, thus reducing the chance of injury to the user. A motor control circuit is effectively controlled by pulse width modulated commands from a CPU, ... | 06/07/1988 |
| 4711447 | Exercise apparatus for use with video game An exercise apparatus for use in combination with a video game having a chair for a player mounted in a structural assembly which tilts back or forth in response to pushing or pulling, respectively, on a handlebar, and which rotates horizontally in two di... | 12/08/1987 |
| 4635933 | Training apparatus A muscle toning, strengthening or exercising machine has an arm provided with grips or other body-engaging members and swingable about an axis defined by a shaft to which the arm is coupled. This shaft is connected to another shaft by a transmission havin... | 01/13/1987 |
| 4635927 | Low power treadmill The specification discloses an exercise treadmill for diagnostic and therapeutic purposes incorporating an improved drive and control system. High efficiency at low rpm is effectuated through the use of a DC motor which maintains the belt speed constant b... | 01/13/1987 |
| 4628910 | Muscle exercise and rehabilitation apparatus A muscle exercise and rehabilitation apparatus comprises a movable arm against which a force can be applied; a servo motor mechanically coupled to the arm through a gear reducer; a sensing device for sensing the force applied to the arm and for producing ... | 12/16/1986 |
| 4601468 | Exercise and diagnostic system and method A muscle exercise and diagnostic system which includes a lever arm, a mounting arrangement for mounting the lever arm for rotation about a fixed axis, and a connecting arrangement for connecting a selected portion of the human body to the lever arm for ro... | 07/22/1986 |
| 4592545 | Isokinetic exercise apparatus and method The present invention is directed to an exercising apparatus (20) which includes a torque arm (24) for rotation on a shaft (38) which is connected to a countertorque machine (26). The exercising person moves torque arm (24) through a flexible strap (28). ... | 06/03/1986 |
| 4577862 | Isokinetic exercise apparatus and method The present invention is directed to an exercising apparatus (20) which includes a torque arm (24) for rotation on a shaft (38) which is connected to a countertorque machine (26). The exercising person moves torque arm (24) through a flexible strap (28). ... | 03/25/1986 |
| 4565368 | Isokinetic exercise and monitoring machine An isokinetic exercise and monitoring machine for use in exercising and evaluating an individual's back muscles. A preferred embodiment (10) comprises a restraining means (33) for sandwiching the lower body half that is adjustably connected to a support f... | 01/21/1986 |
| 4526036 | Cadence meter A cadence meter senses acceleration pulses of a pedalled vehicle resulting from individual pedal strokes and produces an indication of the timing or frequency of pedalling.... | 07/02/1985 |
| 4502679 | Motorized variable speed treadmill A motor driven treadmill having a speed control operated by the user and an elevation control operated by the user so that the user can vary the speed and the inclination of the treadmill as desired both at the start and during exercise. Spaced elevation ... | 03/05/1985 |
| 4469324 | Method and apparatus for increasing a sprinter's speed A motorized reel is mounted at a fixed location and constructed and arranged to reel-in a lead rope having a runner-connector at its free end. A set of controls including a throttle and a brake is provided at the fixed location for reeling-in the runner a... | 09/04/1984 |
| 4462252 | Trunk dynamometer A trunk dynamometer measures isometric and concentric strength and muscular endurance of the extensors and flexors of the lumbar and thoracic spine. A stabilization seat assembly immobilizes the pelvis, thighs, knees, and feet of the subject and is movabl... | 07/31/1984 |
| 4278095 | Exercise monitor system and method The invention encourages optimal exercise, particularly of the aerobic type, for cardiovascular fitness. The user powers an exerciser, such as a treadmill, simulated cycling or rowing, and the like, and a monitor displays the users speed and distance acco... | 07/14/1981 |
| 4192501 | Electric jump rope An electric jump rope having a longitudinally extending member, the longitudinally spaced ends of which are attached to the end portions of a length of a flexible element. Mounted on the member for rotating the flexible element relative to the member is a... | 03/11/1980 |
| 4082266 | Electrical motor powered jump rope apparatus An electrical jump rope apparatus which revolves a loop or rope about a horizontal shaft to enable a user to jump as the rope loop revolves. The apparatus includes a stand fitted with a telescopic vertical support arm, the length of which is adjustable, w... | 04/04/1978 |
| 3995492 | Sound-producing isometric exerciser An isometric exerciser formed by a pair of spaced bodies joined together by a link associated with a transducer and ensheathed in a cover to define a structure having a generally oblong configuration. By grasping the ends of the exerciser in his hands, a ... | 12/07/1976 |
| 3964742 | Physiological active and passive exercising apparatus An exercising apparatus has a bicycle-type frame assembly forming a stand for a saddle seat, a rotary crank pedal system, and a rotary crank handle system. The seat and handle systems are independently adjustable in both the vertical and horizontal direct... | 06/22/1976 |
