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. 21, 1995
Filed:
Feb. 02, 1993
Herbert Jacoby, Farmington, CT (US);
Otis Elevator Company, Farmington, CT (US);
Abstract
An elevator hall call button includes a switch (20, 56) as well as displays (21, 54, 55) comprising matrices of light emitting diodes to provide an indication to a passenger of the imminence of arrival of the responding car. The display can be floor position (FIG. 5), flashing at a varying speed (FIG. 6) flashing at a lobby floor whenever a car approaches the lobby (FIG. 7) or in response to a lobby call (FIG. 8), an arbitrary number which reduces in response to the car approaching (FIGS. 9 and 10), or time remaining (FIG. 11).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile