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:
Jul. 07, 1981
Filed:
Nov. 20, 1979
Applicant:
Inventors:
Takao Doi, Shiga, JP;
Satoshi Nomura, Shiga, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428192 ; 428 80 ; 428 81 ; 428 44 ;
Abstract
A ceramic substrate having a convex portion formed singly or plurally on the end faces of the circumference of the substrate so as to bring the convex portions into collision with each other prior to direct collision of the substrates with each other for the purpose of effectively preventing damage due to eventual collision of the end faces of the substrates with each other or corner portions during transfer to an assembling station by an automatic feeding means such as a sloping tray.