Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 5134264 | Device for the inductive heating of the inside of cylinder liners of reciprocating-piston engines for the purpose of hardening A device for induction heating of the inside of cylinder liners of reciprocating-piston engines to a transformation temperature, for the purpose of hardening. An inductor head is equipper with an aligning device designed as a spreadable cage which is equi... | 07/28/1992 |
| 4628167 | Apparatus for inductively hardneing the interior surface of objects An induction heating device is provided which can be easily and inexpensively modified to inductively heat and quench harden workpiece bores of various diameters. The device consists of a permanently mounted mandrel and easily interchangeable inductor coi... | 12/09/1986 |
| 4625090 | Apparatus for inductively heat treating workpiece bore walls A method and apparatus of quench hardening to a desired depth the full axial extent of the wall surface, or selected portions of the wall surface, of an axially extending bore in an elongated workpiece wherein the bore has a selected uniform cross-section... | 11/25/1986 |
| 4592537 | Apparatus for heat treating and sizing thin walled articles Thin walled broached parts are heat treated from manufactured dimensions to predetermined dimensions through control of heating, cooling and pressurization parameters during the heat treating cycle.... | 06/03/1986 |
| 4468010 | Method and apparatus for quench hardening thin-walled, elongated workpieces A method and apparatus of quench hardening to a desired depth the inner surface of an axially extending bore in an elongated, thin-walled workpiece having an outer, axially extending surface wherein the bore has a selected, uniform cross-sectional shape, ... | 08/28/1984 |
| 4401485 | Method for inductively heating thin-walled elongated workpieces A method and apparatus of quench hardening to a desired depth the inner surface of an axially extending bore in an elongated, thin-walled workpiece having an outer, axially extending surface wherein the bore has a selected, uniform cross-sectional shape, ... | 08/30/1983 |
| 4298189 | Apparatus for the continuous hardening of pump casings The invention relates to an apparatus for the continuous hardening of pump casings by means of flame hardening, with or without modifications to the core characteristics. As a result the life of the thus treated pump casing is considerably increased, even... | 11/03/1981 |
| 4006337 | Apparatus and method for heating a gun barrel bore An apparatus and method for heating the elongated, generally cylindrical surface of the internal elongated bore of a gun barrel preparatory to quench hardening of the cylindrical surface. There is provided a generally cylindrical inductor extending throug... | 02/01/1977 |
| 3958796 | Quench-hardening of pipes Large diameter pipes are moved past a preheater, an induction heater, prequench nozzles, a sizing mill and post quench nozzles. An inside quenching head is mounted on a support tube, held against the inside wall of a pipe by rollers right at the sizing st... | 05/25/1976 |
