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:
Aug. 27, 1991
Filed:
Apr. 17, 1989
Applicant:
Inventors:
Seiei Takeoka, Yokohama, JP;
Masami Ebihara, Tone, JP;
Assignee:
Niles Parts Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
367176 ; 367901 ;
Abstract
An apparatus for preventing a direct turning-in of the supersonic wave from the opening of the sender to the opening of the receiver in a supersonic wave device for a vehicle in which an object placed near the vehicle body id detected by the supersonic wave. A cylindrical turning-in preventive member made of foamed material having discrete bubbles is arranged at the opening of the sender or the receiver.