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

Apparatus for gas generation

Patent 5082544 Issued on January 21, 1992. Estimated Expiration Date: Icon_subject February 2, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

820113

3507770

Electrolytic cell device
Patent #: 3990962
Issued on: 11/09/1976
Inventor: Gotz

Detonating gas generator
Patent #: 4206029
Issued on: 06/03/1980
Inventor: Spirig

Apparatus for electrolyzing an aqueous solution
Patent #: 4317709
Issued on: 03/02/1982
Inventor: Ichisaka ,   et al.

Electrolysis apparatus
Patent #: 4336122
Issued on: 06/22/1982
Inventor: Spirig

Apparatus for the generation of gaseous fuel
Patent #: 4344831
Issued on: 08/17/1982
Inventor: Weber

Electrolysis chamber for hybrid fuel system Patent #: 4361474
Issued on: 11/30/1982
Inventor: Shoaf ,   et al.

Inventors

Assignee

Application

No. 473668 filed on 02/02/1990

US Classes:

204/270, Gas204/272, Concentrically arranged electrodes204/278, Gas withdrawal204/279Elements

Examiners

Primary: Valentine, Donald R.

Attorney, Agent or Firm

International Classes

C25B 009/00
C25B 011/02
C25B 015/08

Foreign Application Priority Data

1989-11-17 GB

Abstract

An electrolytic gas generating apparatus for producing a combustible mixture of hydrogen and oxygen by electrolysis of water is disclosed, for particular use in a gas welding apparatus. The generating apparatus comprises a d.c. power supply 100 connected to electrolytic cells 200, a dehumidifier 400 for scrubbing the gas mixture generated by the cells 200, a gas regulator 500, a modifier 600 which modifies the combustion characteristics of the gas and a flash arrester 660. Gas generation is controlled by a main control board 800 in accordance with sensors which measure parameters to calculate indirectly the gas flowrate and control this in accordance with demand.

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