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:
Dec. 02, 1980
Filed:
Feb. 21, 1979
Applicant:
Inventors:
Edward E Hatter, Laguna Niguel, CA (US);
Richard H Taylor, Santa Ana, CA (US);
Richard D McGunigle, La Habra Heights, CA (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
A61H / ;
U.S. Cl.
CPC ...
128 / ; 128 / ;
Abstract
A hand-held ultrasonic tooth-cleaning apparatus which may be inserted into the mouth to remove materials from the teeth by cavitation using a lip seal or a continuous liquid flow. Electromechanical transducer elements are used to establish propagation of ultrasonic energy in a transverse mode with respect to the longitudinal axis of a vibrating member one terminus of which constitutes the probe which is inserted into the mouth by the user.