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:
Jun. 23, 1987
Filed:
Feb. 19, 1986
Gosta Y Agergard, Karlstad, SE;
Bengt A Fernstrom, Hammaro, SE;
Stiga Aktiebolag, Tranas, SE;
Abstract
The invention concerns a sweeping apparatus of the kind comprising a manually operated carriage (1) with at least one pair of rear wheels (3, 4) and at least one front wheel (5, 47) and a power operated rotatable brush cylinder (14). The brush cylinder is carried by and journalled in a yoke (21) or corresponding element, which is mobile with respect to the carriage and constitutes or is a part of a front lever arm of a double lever (37), the rear lever arm of which is made up of or is a part of the manually operated handle (28, 44) of the carriage, said lever being hinged to the carriage (1) with a horizontal first turning axis (36) and permitting the brush cylinder to be raised or lowered with respect to the surface to be swept and the pressure of the brush against said surface to be adjusted by means of said handle by moving said double lever about said horizontal first turning axis.