U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Patent No. 5823572

Self Defense Weapon With Memo

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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Class 431/127 - BURNER ASSEMBLY INCLUDES IGNITER ELEMENT AND REMOVABLE HAND MANIPULATABLE TORCH


Subclass of Class 431 - Combustion
Definition: Apparatus including a torch having a fuel absorbing material
No. of patents: 14
Last issue date: 01/23/2007


NumberTitleIssue Date
7165425Multi-tube burner and glass preform manufacturing method using the same
A multi-tube burner is provided which includes a cylindrical outermost nozzle and at least one cylindrical inner nozzle provided coaxially with the outermost nozzle to form annular jet openings for gases used to manufacture a glass preform. The angle between a cente...
01/23/2007
7143608Burner for synthesizing glass particles and method for producing porous glass body
A concentric multi-tubular burner for synthesizing glass particles having a center port group constituted by a combination of jet ports of raw material gas, combustible gas and oxygen gas, wherein an outer wall of the oxygen gas jet port in the center port group pro...
12/05/2006
6751987Burners for producing boules of fused silica glass
Burners (14) are used to make glass bodies (19) from OMCTS. The burners have six concentric regions. Putting certain gases through the regions results in thicker bodies than can be achieved with existing techniques and with improved efficiency. ...
06/22/2004
6735981High heat capacity burners for producing fused silica boules
Burners and methods for producing fused silica members. The burner includes seven gas-emitting regions, including four regions for emitting a mixture of oxygen and combustible gas. ...
05/18/2004
6725690Burner for synthesizing glass particles and method for producing porous glass body
A concentric multi-tubular burner for synthesizing glass particles having a center port group constituted by a combination of jet ports of raw material gas, combustible gas and oxygen gas, wherein an outer wall of the oxygen gas jet port in the center port group pro...
04/27/2004
6257876Disposable lighter holder
A disposable lighter holder includes a holder frame providing a sliding chamber therein, a lighter holder for holding a disposable lighter in position slidably disposed in the sliding chamber, a resilient element connected between the holder frame and the...
07/10/2001
5919037Fire starting tool
A hand operated fire starting tool for use as a survival aid and in general outdoor activities such as camping. The tool includes a case, a pyrophoric element mounted to the case for reciprocal and rotational movement between a stored position and an oper...
07/06/1999
5445516Burner method and apparatus having low emissions
A low NOx gas burner for heating objects having a supply of gas under pressure which is to be mixed to achieve a combustible mixture, gas flow line connecting to said burner to said supply, a burner means for mixing air with said fluid fuel to achieve sai...
08/29/1995
5409371Oxygen welding and incorporating a novel gas separation system
An oxygen welding apparatus capable of generating its oxygen needs without an external oxygen source from a self-contained solid state electrolytic cell which separates oxygen from the air. The cell employs a flexible, ductile ceramic composite as the sol...
04/25/1995
4798530Nozzle assembly for hot air torch
A nozzle assembly for use in a hot air torch wherein the hot air torch utilizes a source of compressed air and a source of gaseous fuel. The hot air torch has a handle portion which holds a first pipe carrying pressurized air and a second pipe carrying pr...
01/17/1989
4389187Extended holder for a lighter
A holder for a lighter having a flint and a striking wheel which ignites the fuel contained in the lighter upon rotation of the wheel. One embodiment of the invention includes an elongated frame having an open receptacle at one end. The receptacle is conf...
06/21/1983
4352657Lighting device
The invention comprises a soft metal lighting rod having its tubular part threaded, into which the lower part having the same material as the threaded part is fitted with such tightness as to permit rotation, with the lighting rod screwed into the case bo...
10/05/1982
3945440Fire extinguishing apparatus for oxy-acetylene welding assemblies
The fire extinguishing apparatus for oxy-acetylene welding assemblies having a cylinder having a free floating piston, over the actuator of a release valve, mountable at one end of a pressurized bottle containing a fire extinguishing fluid and connectable...
03/23/1976
3930785Portable lighter
An ignition rod combined with a casing is provided with a tip for ignition normally placed within the casing, the tip holding a striking piece which is firmly but detachably mounted on its end, the striking piece being firmly held by the tip for ignition ...
01/06/1976
 
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