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:
Jun. 05, 1990
Filed:
May. 23, 1986
Applicant:
Inventors:
William G McNaught, Broughty Ferry, GB;
Roger Hill, Silverburn, GB;
Assignee:
Ferranti International PLC, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
228115 ; 228121 ;
Abstract
A method of providing a joint between articles of materials of different coefficients of thermal expansion comprises providing a preform of Indium between the articles, and, at ambient temperature, applying pressure to the articles to compress the Indium therebetween, the pressure being applied in a cyclical manner. A satisfactory joint is provided without employing complex cleaning of the co-operating surfaces of the constituent parts of the joint.