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. 07, 1977
Filed:
Feb. 24, 1975
Applicant:
Inventors:
Yoshiro Shikano, Amagasaki, JA;
Yasuhiro Ueoka, Amagasaki, JA;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 82 ; 357 74 ; 357 81 ;
Abstract
Within a refrigerant two planar semiconductor elements are sandwiched between two cooling member while another cooling member is interposed between the elements. The interposed cooling member includes three through holes vertically running through it and each of the outermost cooling members includes three grooves vertically extending throughout that surface remote from the semiconductor elements. An axial hole may be provided on each of the cooling members.