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:
May. 10, 1983
Filed:
Mar. 17, 1981
Applicant:
Inventors:
Masaki Aoki, Hirakata, JP;
Shigeru Yoshida, Kadoma, JP;
Hiroshi Yamazoe, Katano, JP;
Masahiro Nagasawa, Hirakata, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ; G11B / ;
U.S. Cl.
CPC ...
138140 ; 138141 ; 138172 ; 138177 ; 138178 ; 428 36 ; 428586 ; 369170 ;
Abstract
This invention relates to a boron cantilever in pipe form, composed of an inner layer of crystal boron and an outer layer of amorphous boron and to a method for producing it. The cantilever is particularly useful for supporting a phonographic pickup stylus.