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.

Date of Patent:
Sep. 27, 2016

Filed:

Mar. 20, 2015
Applicant:

Dyson Technology Limited, Wiltshire, GB;

Inventors:

Jonathan James Gray, Bristol, GB;

Simon Peter Cross, Bristol, GB;

Assignee:

DYSON TECHNOLOGY LIMITED, Malmesbury, Wiltshire, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/02 (2006.01); A47L 9/00 (2006.01); A47L 9/24 (2006.01); A47L 9/04 (2006.01); A47L 9/06 (2006.01); A47L 11/30 (2006.01);
U.S. Cl.
CPC ...
A47L 9/02 (2013.01); A47L 9/009 (2013.01); A47L 9/0477 (2013.01); A47L 9/0666 (2013.01); A47L 9/242 (2013.01); A47L 11/30 (2013.01);
Abstract

A surface treating head comprising a first body defining an inner aperture, and a support body defining an outer aperture, the outer aperture surrounding the inner aperture, and the support body being moveable relative to the first body to allow for relative movement between the inner and outer apertures in a substantially vertical direction, wherein the surface treating head further comprises a bellow seal provided between the first body and the support body that maintains a substantially airtight seal between the first body and support body irrespective of their relative positions and movements.


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