Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7310965 | Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatus The compressor head, internal and/or external discriminator, and manifold design in general utilize ball valves on the suction and discharge of a cylinder head in the recovery of refrigerant liquid and/or vapor. The device facilitates the flashing of liquid refriger... | 12/25/2007 |
| 7159412 | Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatus The compressor head, internal and/or external discriminator, and manifold design in general utilize ball valves on the suction and discharge of a cylinder head in the recovery of refrigerant liquid and/or vapor. The device facilitates the flashing of liquid refriger... | 01/09/2007 |
| 7073346 | Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatus and vacuum sensor The compressor head, internal and/or external discriminator, and manifold design in general utilize ball valves on the suction and discharge of a cylinder head in the recovery of refrigerant liquid and/or vapor. The device facilitates the flashing of liquid refriger... | 07/11/2006 |
| 5685078 | Internal pipe cutter A device for cutting pipe internally includes an annular cutter head having a plurality of circumferentially spaced openings therethrough, a stepped drive shaft extending from the cutter head and having a longitudinal bore therethrough and an adapter at t... | 11/11/1997 |
| 5090357 | Aquarium An improved aquarium includes an aquarium having structure on the sides thereof to permit the placement of a plurality of plates having different designs and configurations thereon. Plates having different aquatic designs thereon provide an enhanced three... | 02/25/1992 |
| 4974545 | Ornamental assembly for use in aquariums or the like An ornamental device for use in fluid-filled viewing tanks for enhancing the aesthetic nature of the tank. The ornamental device having a decorative body member and an affixed retaining member for semi-permanently securing the ornamental device to an inne... | 12/04/1990 |
| 4893675 | Section milling tool A milling machine is set forth for operation on a pipe string in a cased well to mill the casing. In one embodiment, an inner mandrel having a shoulder is aligned relative to a set of first cutters which are retracted. They are radially extended through s... | 01/16/1990 |
| 4730392 | Hydraulic punch tool for heat exchangers A punch tool is disclosed for puncturing the walls of heat exchanger tubes when they become worn in order that the tubes may be repaired. Said tool comprises a hardened, longitudinally drilled, steel rod that is able to fit within the heat exchanger tube.... | 03/15/1988 |
| 4455746 | Tube cutter The cutter blade and mandrel of a tube cutter coact through sloped surfaces having a tongue-and-groove connection. Relative axial movement between the mandrel and cutter blade causes the cutter blade to move radially inward or outward and the tongue-and-g... | 06/26/1984 |
| 4294011 | Tube cutter A tube trimming device for cutting each of a plurality of closely spaced projecting tubes an equal distance from a reference or support wall. The device comprises inner and outer tubular housing members that are telescoped together for relative sliding mo... | 10/13/1981 |
| 3962786 | Apparatus for cutting rivets of tensioned reinforcement in the process of manufacturing concrete products This invention relates to an apparatus for cutting away rivets of tensioned reinforcements which are protruding beyond the surface of a tension plate used for tensioning the reinforcements in order to increase the strength of a concrete product, character... | 06/15/1976 |
| 3945276 | Method for removing waste disposers The present invention relates to the removal of an under-the-sink waste disposer; and more particularly relates to a tool for facilitating the removal of such a waste disposer that must be removed for replacement or for repair. The disclosed tool obviates... | 03/23/1976 |
