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

Movable heat treat apparatus with sighting means

Patent 5335308 Issued on August 2, 1994. Estimated Expiration Date: Icon_subject September 17, 2013. 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

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3441348

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Issued on: 08/02/1988
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Patent #: 4801212
Issued on: 01/31/1989
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Automatic leveling system and a method of leveling a workpiece based on focus detection
Patent #: 4978841
Issued on: 12/18/1990
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Inventor

Assignee

Application

No. 122356 filed on 09/17/1993

US Classes:

392/412, Adjustable lamps position250/491.1, MEANS TO ALIGN OR POSITION AN OBJECT RELATIVE TO A SOURCE OR DETECTOR356/3.11, Using photodetection at the source station(s)356/43, OPTICAL PYROMETERS374/121, By thermally emitted radiation392/415Lamp banks movable relative to stationary work during use

Examiners

Primary: Reynolds, Bruce A.
Assistant: Jeffery, John A.

Attorney, Agent or Firm

Foreign Patent References

  • 59-94024 JP 05/24/1984
  • 59-128420 JP 07/24/1984
  • 2-291932 JP 12/24/1990
  • 3-37529 JP 02/24/1991

International Class

F26B 003/30

Abstract

An apparatus for heat treating the surface of a body includes an infrared heat source carried on a stand. A circuit controls the energization of the lamp. The circuit includes a heat detector for detecting a targeted area temperature. The apparatus includes a sighting mechanism to permit an operator to accurately sight the heat detector against the surface to be heat treated.

Other References

  • OMEGA Engineering, The Temperature Handbook vol. 28, "Introduction to Infrared Pyrometers", pp. J-3, J-4, 199
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