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, 1986
Filed:
Sep. 28, 1984
Applicant:
Inventor:
James Dyson, Bathford, GB;
Assignee:
Prototypes, Ltd., Bath, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L / ; A47L / ;
U.S. Cl.
CPC ...
15335 ; 15339 ; 15352 ; 15391 ;
Abstract
A vacuum cleaning appliance having dual spaced apart air conveying pipes (13, 14) supporting a cap (15) for a dirt container is described. The pipes are supported on a casing (11) mounting a movable cleaning head (10). The appliance is also convertible to a tank type cleaner using a handle (30) for the appliance.