The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 03, 1981
Filed:
May. 24, 1979
Applicant:
Inventor:
William B Hart, Ipswich, GB;
Assignee:
Delta Materials Research Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05B / ;
U.S. Cl.
CPC ...
239602 ; 239D / ; 261 / ;
Abstract
A jet nozzle has the effective dimensions of its outlet orifice automatically controlled by use of a shape memory effect (SME) material. The nozzle itself may be made wholly or partly of SME material or it may be controlled in position relative to its metering needle by a temperature sensitive actuator incorporating a device of SME material.