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:
Jul. 02, 1985
Filed:
Jun. 18, 1984
Yasutaka Hirano, Inazawa, JP;
Abstract
An elevator hoist unit installed within a machine room disposed in the vicinity of a hoistway for moving an elevator car travelling along the hoistway comprising an electric motor, a reduction gear device having a rotatable input shaft connected to the electric motor and an output shaft for outputting at a reduced rate of rotation compared to the input shaft. The reduction gear device includes a gear for increasing the rotational speed of an auxiliary shaft connected to the gear and having an end projecting outwardly of the reduction gear device. The unit further comprises a brake wheel fixedly mounted on the projecting end of the auxiliary shaft, and braking system disposed about the brake wheel for braking or releasing the brake wheel.