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 |
| 4029129 | Helical pipe lock seam A pipe formed by a helically coiled strip of ductile sheet metal of uniform width connected along its longitudinally extending edges by a seam, which seam is formed by the marginal portions of the strip along said edges. Said marginal portions are formed ... | 06/14/1977 |
| 4022019 | Exhaust conveying system for internal combustion engines An exhaust conveying system for internal combustion engines, in which the exhaust pipes connecting the engine head with a single exhaust manifold comprise each at least a pair of tubular members, at least one of the tubular members being made of thin shee... | 05/10/1977 |
| 4019539 | Hollow flexible tubular body, process and apparatus for making the same A hollow flexible tubular body which comprises at least one tubular layer. The layer is formed by adjacent helical windings having hooked edges and substantially flat sections. The turns of the helix do not show any spontaneous tendency to increase in dia... | 04/26/1977 |
| 4013101 | Hose construction A hose construction including a corrugated and a curved construction and method of making same are provided and the hose construction comprises at least one layer portion made primarily of an elastomeric material having randomly distributed elongated fibe... | 03/22/1977 |
| 4012272 | Apparatus for making reinforced flexible hose A method and apparatus for continuously forming a reinforced flexible hose is disclosed. The apparatus includes a hose-forming device including a plurality of synchronously-rotatable mandrels with a plurality of spaced apart, annular grooves therein fixed... | 03/15/1977 |
| 3999929 | Apparatus for feeding core material The discharge device of this invention serves to receive axially compressed radially self-sustaining tubular duct in a cartridge form substantially shorter than the fully extended length of the duct and has a restraining collar on an exit end of the disch... | 12/28/1976 |
| 3957084 | Device for carrying flexible cables or pipes from a fixed connection point to a mobile consumer by means of a flexible tube There is provided a device for carrying flexible cables or pipes from a fixed connection point to a mobile consumer. The device consists of a flexible support tube which may be either formed from a profiled strip would on itself with intermeshing edges, o... | 05/18/1976 |
| 3951174 | Tube orifice for pressure dispensing container A tubular device for providing a very small passageway suitable for discharging a product and a pressurized material from a container of the aerosol type, wherein the product and the material are disposed, upon opening of a control valve at one end of the... | 04/20/1976 |
| 3938558 | Flexible cylindrical metal tube Corrugated, flexible, metal duct formed of a helically wound strip of lightweight metal characterized by a pair of interlocked U-shaped seam elements which constitute one leg of a common corrugation of contiguous convolutions of the strip and extend radia... | 02/17/1976 |
| 3930419 | Casing for shafts and cables A conductor or casing for shafts and cables, comprising a plastic tubular member having over a portion of its length a plurality of convolutions to permit bending and longitudinal compression and extension without substantial reduction in the internal dia... | 01/06/1976 |
