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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7367358 | Medical fluid delivery system and method relating to the same A medical fluid delivery system for the use in the delivery of medical fluids. The medical fluid delivery system may include a pumping system, a disposable medical fluid line set and a valve operating system. The disposable tubing line set may include valves adapted... | 05/06/2008 |
| 6394562 | Band device for vehicle wheels A device constituting a part of a band. The band being intended to be arranged around at least one wheel (2) of a vehicle for cooperation with a bed. The device comprising a grouser (1) intended to extend substantially across the envelope surface of the w... | 05/28/2002 |
| 5865915 | Bi-directional anti-slip drive wheel assembly A wheel assembly for small powered equipment including a wheel and a tire mounted on the wheel. The wheel has an outer circumferential surface and inclined cleats projecting from the outer circumferential surface. The cleats are arranged in sets of 6-7 cl... | 02/02/1999 |
| 5842756 | Traction device for wheels and process for making A traction device for wheels focusing on irrigation system wheels and the manufacturing process for making the traction device. Multiple traction device segments are joined to encompass a tire/wheel unit of an irrigation system tire/wheel drive system gen... | 12/01/1998 |
| 5616193 | Pneumatic tires with cooperating track A vehicle drive includes pneumatic tires mounted on rims and includes a track which is engaged by and cooperates with the tires. Tire-supporting elements on the track position the tires on the track. Also, the tires, on at least the surfaces which come in... | 04/01/1997 |
| 5388624 | Vehicle drive wheel with tire and track driven thereby A vehicle drive wheel including a pneumatic tire mounted on a rim is provided with a track driven by the tire. The track comprises tire-supporting elements. At least those portions of the outer surfaces of the tire which come into contact with the inner p... | 02/14/1995 |
| 5044415 | Automobile tire chain having wing-shaped mounting members hingeably attached to anti-sliding members A tire chain which has a plurality of anti-sliding members, each of which is attached to a base plate and a pivot pin. Wing-shaped members are hingeably attached to the bases and the pivot pins are connected by chain links to form an endless linkage.... | 09/03/1991 |
| 5004030 | Pneumatic tire with pivotable ground pads The invention provides a pneumatic tire for mounting on a wheel hub, the tire having a plurality of ground engaging pads disposed around the periphery of the tire. Each pad is capable of at least a limited degree of rotational displacement about a radial ... | 04/02/1991 |
| 4813466 | Support track for a wheeled vehicle An improved support track assembly for both protecting and improving the flotation and mobility of the resilient wheels of a vehicle is disclosed herein that comprises both a manually operable retention assembly for fastening the track into an endless bel... | 03/21/1989 |
| 4733705 | Tire shoe A tire shoe for replacing or changing the existing tread of a tire, the shoe including sidewalls provided with spaced closures and fasteners, and an inflatable bladder in an annular space between the shoe and the tire for securing the shoe in its position... | 03/29/1988 |
| 4508150 | Retractable traction intensifying means for agricultural tractors and the like A lightweight device for obtaining improved traction efficiency of rubber tired vehicles without adding ballast weight. The device has high-strength, thin-gauged traction intensifying means secured to a driving tire, providing higher drawbar pull at highe... | 04/02/1985 |
| 4480670 | Track belt assembly An improved track belt assembly wherein the anchor plates have fastening means which are disposed axially inward of the reinforcing belt structure.... | 11/06/1984 |
| 4408646 | Wheeled vehicle support apparatus A wheeled vehicle flotation augmentation device is disclosed herein having at least elongated segments releasably connected together in a continuous and endless series of track block guides so as to form a circular tread about the periphery of a single wh... | 10/11/1983 |
| 4351865 | Tire sidewall protector A detachable, resilient shield is maintained in contact with the sidewalls of a tire for off-the-road vehicles to protect this critical area of the tire from damage due to contact with external objects such as rocks. The tire includes a removable tread or... | 09/28/1982 |
| 4351380 | Track belt assembly The track belt assembly of the present invention comprises a plurality of shoes spaced about the periphery of a load-supporting structure. A reinforcing belt structure is disposed on the side of the shoe opposite the ground-engaging side thereof. Each sho... | 09/28/1982 |
| 4337814 | Air valve conduit in the track wall of a tire Tires are typically inflated through an air conduit mounted on the tire carcass and extending through a hole in the metal rim on which the tire is mounted. Now and then relative slipping between the tire and rim has caused the air conduit to be sheared of... | 07/06/1982 |
| 4328849 | Vehicle tire with tractive elements A vehicle tire with tractive elements for positive engagement with the ground surface is disclosed. The tire carcass has a tread including raised features. Means for positively linking tractive elements positioned radially outwardly of the tread to the ra... | 05/11/1982 |
| 4323102 | Dirt seal for removable rubber belts Elongated resilient sealing strips seal the spaces between pairs of adjacent articulated traction shoes of a removable track for tires. Each sealing strip is of chevron-or V-shaped cross-section and is integrally molded of the belt. Each leg of the chevro... | 04/06/1982 |
| 4310041 | Tire with sidewall protector A detachable, resilient shield is maintained in contact with the sidewalls of a tire for off-the-road vehicles to protect this critical area of the tire from damage due to contact with external objects such as rocks. The tire includes a removable tread or... | 01/12/1982 |
| 4306603 | Vehicle tire with tractive elements A vehicle tire with tractive elements for positive engagement with the ground surface is disclosed. The tire carcass has a tread including circumferentially spaced raised features. At least one flexible but substantially inextensible belt is positioned ra... | 12/22/1981 |
| 4258768 | Fastener assembly An improved fastener assembly includes an externally threaded member or bolt having a thread convolution with a relatively long trailing flank surface and a relatively short leading flank surface. An internally threaded member or nut also has a thread con... | 03/31/1981 |
| 4237950 | Tracked armored tire assembly using a two piece grouser retainer A grouser retainer that is positioned between a belt and a tire carcass provides an anchor for attaching one outboard end of a grouser to a tracked tire assembly. A pair of grouser retainers, one at each edge of the track or belt, are used to anchor each ... | 12/09/1980 |
| 4172486 | Apparatus for cleaning a track assembly A track assembly for a vehicle has a plurality of grousered track shoes and a cleaning member extending between at least two of the shoes. The member moves relative to the track shoes as the track assembly deflects and avoids the packing of dirt and mater... | 10/30/1979 |
| 4046428 | Traction shoe seal An elongated resilient sealing strip for sealing the space between a pair of adjacent articulated traction shoes of a removable track for tires having a flexible belt on which the shoes are mounted. The sealing strip has a base with edge portions located ... | 09/06/1977 |
| 4043609 | Armored tire having a flexible tapered belt arrangement A pneumatic spacer and cushioning tire assembly, having an armored peripheral track fitted thereto is provided for use on construction and earthworking equipment. The track assembly has a non-uniform cross section tapered belt of elastomer insulated inext... | 08/23/1977 |
| 3964797 | Track shoe with staggered grousers A track shoe with staggered grousers includes an elongated rectangular planar body portion with a predetermined leading edge, a trailing edge, a pair of side edges and a flat outer wear surface thereon and having a leading grouser extending integrally out... | 06/22/1976 |
