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:
Oct. 27, 1992
Filed:
Feb. 24, 1992
Applicant:
Inventor:
Chi-Hsueh Hsu, Taipei Hsien, TW;
Assignee:
Tontech International Co., Ltd., Taipei, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B63C / ;
U.S. Cl.
CPC ...
114315 ; 440-6 ;
Abstract
An automatic swimming board for a beginner to lie on for learning swimming or diving, has a transmitting unit to move forward the board by means of a motor powered by an electric power source for rotating fans, and a water pressure sensor and a pressure signal lamp to give a warning to the user about the depth limit when the board is used to dive in the water.