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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 |
| 7207930 | Exercise device The present invention provides a system and method of exercise utilizing fluid containing bladders. The bladders may be in communication with each other so that compression of one bladder causes the fluid to be transferred to a neighboring bladder. The system may be... | 04/24/2007 |
| 6905444 | Elastic swimming exercise device A device for allowing a swimmer to exercise in a pool while remaining approximately in place. The device includes an adjustable belt which fits around the swimmer's waist. An elastic harness connects this belt to an anchor bracket which is fixed to the side of the p... | 06/14/2005 |
| 6700499 | Body motion detector A body motion detector, to be attached to or carried by a user for detecting body motions of the user, uses a plurality of sensors each for detecting body motions in a specified direction to output a body motion signal according to the user's body motion.... | 03/02/2004 |
| 6016103 | Sleep-detecting driving gloves These gloves are capable of preventing motor vehicle operators from falling asleep at the wheel, a dangerous condition that happens to frequently. With strategically placed pressure sensors in the lining of the glove, a driver's grasp force on the steerin... | 01/18/2000 |
| 5643138 | Electronic hand-muscle developer An electronic hand-muscle developer which includes a casing having a connector; a hollow flexible grip filled up with air and connected to the connector; a pressure inductor mounted in the connector to detect pressure from the hollow flexible grip; a pres... | 07/01/1997 |
| 5439225 | Swing training and exercise device An exercise device adapted for use by a person, comprising: a first ring having a predetermined diameter, an inner surface, and an outer surface; a second ring concentric to the first ring and rotatably retained by the first ring; and components for providing ... | 08/08/1995 |
| 5437587 | Linear tracking isokinetic exerciser and method A recumbent bilateral reciprocal isokinetic leg exerciser wherein first and second reciprocating members are slidingly coupled to a linear track so that they move with linear bilateral reciprocal motion. Both reciprocating members are coupled to associate... | 08/01/1995 |
| 5406845 | Instrument for measuring a muscular force An instrument for measuring a muscular force particularly suited for the re-education and/or development of a muscle belonging to an upper and/or lower limb of the human body. A linearly displaceable element is coupled to a displacement device operable to... | 04/18/1995 |
| 5407402 | Computerized exercise, physical therapy, or rehabilitation apparatus with improved features A computerized exercise, physical therapy, or rehabilitation apparatus with improved features. The computerized exercise apparatus permits concentric and eccentric isokinetic exercise by a user where apparatus calibration is accurately determined before e... | 04/18/1995 |
| 5393281 | Indicator for an exercising apparatus with a rotating means A indicator for an exercising apparatus with a rotating element includes a base, a cover being engaged with the base, a blowing device being disposed on the base, a transmission device having a first end connected to the rotating device of the exercising ... | 02/28/1995 |
| 5362298 | User force application device for an exercise, physical therapy, or rehabilitation apparatus The present invention relates to a user force application device which will optimally be used with a computerized exercise, physical therapy, or rehabilitation apparatus, preferably, an apparatus which permits concentric and eccentric isokinetic exercise ... | 11/08/1994 |
| 5330397 | Linear tracking isokinetic exerciser A recumbent bilateral reciprocal isokinetic leg exerciser wherein first and second reciprocating members are slidingly coupled to a linear track so that they move with linear bilateral reciprocal motion. Both reciprocating members are coupled to associate... | 07/19/1994 |
| 5314390 | Linear tracking programmable exerciser A programmable limb exerciser wherein pedal motion is linear and the user may select isotonic, isokinetic or isoacceleration modes. The limbs may be exercised individually, reciprocally or in tandem. The exerciser can be readily re-oriented from a horizon... | 05/24/1994 |
| 5312107 | Golf club swing training and exercise device A golf swing training and muscle exercising device for a full-range of motion golf swing including a rotatable ring rotatable within a stationary ring; a golf club holder sub-assembly for providing hydraulic isokinetic resistance to rotation of the rotata... | 05/17/1994 |
| 5308296 | Interactive video and exercise apparatus An interactive video and exercise apparatus, to be used to perform physical conditioning exercises interactively with an action scenario displayed on a video monitor, the apparatus including a support frame having a number of exercise devices adjustably a... | 05/03/1994 |
| 5254066 | User force application device for an exercise, physical therapy, or rehabilitation apparatus The present invention relates to a user force application device which will optimally be used with a computerized exercise, physical therapy, or rehabilitation apparatus, preferably, an apparatus which permits concentric and eccentric isokinetic exercise ... | 10/19/1993 |
| 5252070 | Helmet loader for flight simulation An aircraft simulator including means for determining the g-force acting on the simulated aircraft in response to the operator's controls and means for applying to a helmet (3) worn by the operator a vertical force dependent on said g-force. The means for... | 10/12/1993 |
| 5230672 | Computerized exercise, physical therapy, or rehabilitating apparatus with improved features A computerized exercise, physical therapy, or rehabilitation apparatus with improved features. The computerized exercise apparatus permits concentric and eccentric isokinetic exercise by a user where apparatus calibration is accurately determined before e... | 07/27/1993 |
| 5020795 | Physical therapy and exercise apparatus for body limbs An operating unit (14) is detachably mounted on frame (12) in the form of a chair. The operating unit includes a lever arm assembly (16) mounted on a subframe (18) and rotatable by the leg of the user in opposition to a fluid resistance unit (20). A trans... | 06/04/1991 |
| 5005140 | Method and apparatus for monitoring hydrodynamic therapy and exercise A method and device for monitoring and measuring underwater physical therapy or exercise employing hydrodynamic elements or aquatic exercise devices. Measurements are taken via pressure ports formed on first and second opposite surfaces of the hydrodynami... | 04/02/1991 |
| 4957286 | Seat with weight measuring capabilities A weight indicating seat for an exercise device having a pneumatic system associated therewith comprising a pneumatic bladder located in the seat which is connected to a gauge calibrated to indicate weight proportional to the pressure within the bladder. ... | 09/18/1990 |
| 4949729 | Grip rate measurement An apparatus for the objective and quantitative measure of hand function comprising an inflatable bladder 1 in fluid communication with a pressure transducer 3 the output of which is connected to a programmable integrated circuit 9 which accords the chang... | 08/21/1990 |
| 4919418 | Computerized drive mechanism for exercise, physical therapy and rehabilitation Exercise equipment having a reciprocating extendible and retractible tension transmitting device is equipped with a control which restricts the extension to a constant velocity and impose a compulsory constant velocity retraction. The control may be hydra... | 04/24/1990 |
| 4884445 | Grip strength analyzer apparatus and method of using same An otherwise conventional Jamar dynamometer is provided with a force transducer. The analog output of the force transducer is sampled at regular intervals and converted to a sequence of digital values by a conventional analog-to-digital converter. The dig... | 12/05/1989 |
| 4850224 | Impact apparatus An impact apparatus employing a hollow body having within its interior resilient means having a greater resiliency than said body.... | 07/25/1989 |
| 4819485 | Muscle testing apparatus Apparatus for testing the strengths of muscle and muscle groups of a person. In use, an inflated pressure pad is engaged with a body area, and a force from a muscle or muscle group is applied to the pad. This force is sensed and a signal representing that... | 04/11/1989 |
| 4757711 | Oscilloscopic hand-dynamographic transducer A dynamometer comprising a first member, a second member which is movable relative to the first member along a predetermined path, a piston and cylinder arrangement for resisting movement of the second member with respect to the first member in one direct... | 07/19/1988 |
| 4592371 | Muscle testing method A method for testing isolated muscles for comparative strength and endurance using an air bag to measure upon the application of force by the muscle the maximum pressure reached and maintained for a preselected period of time.... | 06/03/1986 |
| 4579335 | Method of and apparatus for use in exercising and in competition In exercising and in competition with another using like captive apparatus of a type having a shaft rotated by the user, performance is measured by utilizing the rotation of the shaft to effect the pumping of a predetermined volume of a fluid as one objec... | 04/01/1986 |
| 4544154 | Passive programmable resistance device A passive programmable resistance device uses a closed loop feedback for controlling resistance to rotational or translational motion of an object. One or more actual parameters, such as force or position, are measured and compared with desired parameters... | 10/01/1985 |
| 4538459 | Drink can measuring and can crushing device This invention is a strength measuring device utilizing changes in air pressure. The bellows portion of the device is a standard soft drink or beer can. The purposes of the present invention are two-fold; first, to measure the strength of the user thereof... | 09/03/1985 |
| 4530496 | Device for exercise and/or therapy A device and system for the purpose of exercise and/or physical therapy through use of a primary vessel of pliable plastic material that forms a hollow main body portion at least partially filled with liquid and a second portion in an integral unit with t... | 07/23/1985 |
| 4452447 | Ankle exerciser An ankle exerciser (10) is disclosed for permitting isokinetic exercise of the ankle joint of the user. The foot of the user is secured to a foot plate (54) by a strap (124). The foot plate is capable of motion about three mutually perpendicular axes (X--... | 06/05/1984 |
| 4406454 | Arm wrestling apparatus An arm wrestling apparatus comprising a handle that extends upward out of the top of a cabinet which handle is adapted at one end to be grasped in a person's hand and which is coupled at the other end to a gear mechanism that is, in turn, coupled to the e... | 09/27/1983 |
| 4337780 | Muscle testing apparatus A technique and apparatus for muscle strength testing. A gauged pressure sensitive device is applied to the muscle while pressure to the muscle is gradually increased to a point just short of the muscle breaking point. The applied pressure at this pre-bre... | 07/06/1982 |
| 4231255 | Rate measuring device for joint and/or muscular performance A device for measuring the rate at which pressure in a bladder is increased by the action of a joint and/or muscle is disclosed. The device permits the time elapsed between predetermined pressure values to be recorded. Preferably the peak pressure reached... | 11/04/1980 |
| 4216783 | Pneumatic monitor for indicating strength of contractile muscles This invention relates to a muscle monitor device for providing a visual indication of the strength of contractile muscles, especially the vaginal muscles. The device is useful both as a preventive and therapeutic biofeedback component for aiding the user... | 08/12/1980 |
| 4114449 | Squeeze type exerciser device with force measuring gauge An exerciser device comprises an elastic compression body which is configured to accommodate a wide variety of exercises for different muscle groups and enclosed within the body is a flexible reservoir of liquid communicating with a transparent gauge tube... | 09/19/1978 |
| 4108428 | Portable punch power gage Apparatus for use in developing boxing technique to indicate punching power during work-outs with practice equipment, includes a practice bag or the like having a punch-receiving area including pneumatic structure with connection through a releasible chec... | 08/22/1978 |
| 4048985 | Exercise device The present invention relates to an exercise device. The device has a multiplicity of uses. It may be used to test or to strengthen muscles. It may be used to enable the user to develop or improve sexual skills. The device consists of an elongated flexibl... | 09/20/1977 |
