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:
Apr. 15, 1986
Filed:
Oct. 18, 1984
Masao Torigoe, Itami, JP;
Tadafumi Kubo, Osaka, JP;
Abstract
An upright vacuum cleaner includes a floor nozzle having a rotatable brush housed therein for operative contact with a surface to be cleaned, a main cleaner assembly coupled with the floor nozzle and accommodating a motor-driven fan having a motor shaft and a filter therein, a flexible power transmitting shaft for transmitting rotative power from the motor-driven fan to the rotatable brush along a power transmitting path between the motor shaft and the rotatable brush, and an intermediate power transmitting mechanism including a torque limiter mechanism disposed in the power transmitting path for cutting off power transmission from the motor shaft to the rotatable brush when the rotatable brush is subjected to a torque greater than a preset torque.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile