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:
Feb. 25, 1997
Filed:
Jan. 30, 1996
Applicant:
Inventors:
Craig Webster, Jesmond, GB;
John Sadler, Darlington, GB;
Assignee:
Black & Decker Inc., Newark, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
A47L / ;
U.S. Cl.
CPC ...
15330 ; 15339 ; 15344 ; 15405 ; 15412 ;
Abstract
A blower vacuum comprising a motor (10) operated by a switch (16) and located in a housing (4), a fan (14) drivable by a motor, at least one attachment member (6,106) which covers the fan and which is releasably attachable to the housing, and a safety interlock located at the interface between the housing and the attachment member comprising an actuating means (53) for activating the switch only when the attachment member is attached to the housing and a locking means (54, 42) for locking the attachment member to the housing when the motor is switched on.