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:
Jan. 08, 1991
Filed:
Mar. 25, 1987
Applicant:
Inventors:
Elyena Foster, Brookline, MA (US);
Yuly Pulyer, Revere, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B / ; G09B / ;
U.S. Cl.
CPC ...
272 70 ; 434247 ; 434255 ; 434258 ; 446409 ;
Abstract
A walker having wheels rotatably supported for orientation in any direction includes a flexible shaft for coupling rotation of the wheel to a tachogenerator in a supporting column that also carries an electronics cabinet including a relay that turns a tape recorder therein on when the wheel rotates, and off when the wheel is stationary. The electronics cabinet also includes a loudspeaker that reproduces the audible messages recorded on the tape recorder when the tape recorder is turned on.