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:
Mar. 09, 1976
Filed:
Jan. 29, 1974
Applicant:
Inventors:
William G Brown, Citius Heights, CA (US);
Lee C Paxton, Carmichael, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L / ;
U.S. Cl.
CPC ...
7339 / ; 73 6 / ;
Abstract
An ultrasonic pressure test method and apparatus that utilizes a reflectoscope, and an oscilloscope and an ultrasonic crystal and wherein the length of time that it takes for an echo to be returned is measured to provide a method and means for measuring and using the ultrasonic readings to determine whether the contents or pressure of a bottle, container or other member is proper or of the desired or safe quantity.