Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 7174936 | Solid suspended work machine tire A work machine tire includes an annular body of elastomeric material that includes a middle radial region. A plurality of unpressurized cavities are defined by the middle radial region and are distributed in a pattern that includes a first radial band of cavities an... | 02/13/2007 |
| 7159632 | Non-pneumatic bicycle tire A non-pneumatic bicycle tire has a main tire body and at least one rim retaining member. The main tire body includes a rim engagement portion and a ground contact portion with a ground contact surface. The at least one rim retaining member is fixedly attached to the... | 01/09/2007 |
| 6840295 | Puncture proof tire employing an elongated body tube having shear resistant film The invention is directed to a high-speed, puncture proof tire including a tire casing having a tread portion and a pair of side wall portions and a plurality of small diameter pressurized tubes disposed within the tire casing. Each pressurized tube has an elongate ... | 01/11/2005 |
| 6209601 | Wheel for a vehicle including enclosed hollow foam member The invention relates to a novel wheel which serves for equipping with a pneumatic tire and essentially realizes two apparently incompatible properties of solid rubber tires and pneumatic tires, namely strength and good shock absorption, in a single wheel... | 04/03/2001 |
| 6138729 | Solid tire including inner tire assembly A structural improvement of a solid tire is made up of a tire embodiment, an inner tire including a bottom layer , a middle layer and an upper layer. The bottom layer is a flat-topped curve-bottomed continual slab, the middle layer having an approximately... | 10/31/2000 |
| 6116308 | Run-flat tire system A run-flat tire system comprising a tire and an tire core disposed therein, the tire core being an annular body of an elastic closed-cell material, the radially outside and inside of the tire core each provided with a circumferentially extending groove, t... | 09/12/2000 |
| 5840274 | Deflation resistant tire and insert apparatus In a tire inflation insert of the present invention, a tire casing contains a ring having a plurality of air filled spaces or pockets. The tire inflation insert comprises a roll of a flexible sheet, wrapped with a securing belt of material such as tape, w... | 11/24/1998 |
| 5685925 | Filling for a puncture-proof pneumatic tire A filling for a puncture-proof pneumatic tire is formed by two half-toruses of elastomer or of rubber which are juxtaposed along an equatorial plane inside a tire cover and which are formed with a plurality of parallel channels of preferably hexagonal cro... | 11/11/1997 |
| 5265658 | Puncture-proof tire having a core of elastomeric material A pressure chamber or core for an unpuncturable pneumatic tire is constituted by a toroidal cushion of elastomer material including mutually independent gastight cells containing a gas under pressure. The cells are substantially all of the same right cros... | 11/30/1993 |
| 4877071 | Three layer cushion tire A cushion tire especially intended for industrial or construction vehicles such as a forklift truck wherein the cushion tire has a triple layered structure comprising a base rubber layer, a middle rubber layer and a tread rubber layer arranged radially ou... | 10/31/1989 |
| 4367109 | Processes for manufacturing inner tubes of the so-called puncture-proof type for vehicle wheels and similar and puncture-proof inner tubes thus obtained Inner tubes for pneumatic tires including a toric cushion made from an elastomer material having cells independent of each other. A process for manufacturing such inner tubes with a mold for preforming and vulcanizing semi-toric elements, the mold includes fin... | 01/04/1983 |
| 4324279 | Vehicle tire comprising pneumatic tire inserts A method and article of manufacture is herein disclosed for eliminating the need for pressurized air in a vehicular pneumatic tire. A resilient tubular insert is inserted and carried within a tire casing to simulate pneumatic conditions. The resilient mat... | 04/13/1982 |
| 4310042 | Insert for non-pneumatic tires A monolithic non-pneumatic urethane tire for use on a wheel rim of the type having a pair of laterally spaced bead flanges formed with wheel rim side walls which extend upwardly from the bottom of the wheel rim is improved by providing a tire body with ce... | 01/12/1982 |
| 4275782 | Pneumatic tire inserts A method and article of manufacture is herein disclosed for eliminating the need for pressurized air in a vehicular pneumatic tire. A resilient tubular insert is inserted and carried within a tire casing to simulate pneumatic conditions. The resilient mat... | 06/30/1981 |
| 4273176 | Non-pneumatic tire A solid monolithic tire for use on a wheel rim can be improved by incorporating within the tire a circumferentially extending tunnel formed on the inside of the tire body. Further, the tire body has inclined side walls that converge outwardly to form a V-... | 06/16/1981 |
