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:
Apr. 02, 2013

Filed:

Mar. 03, 2010
Applicants:

Blair Hugh Hutton, Malmesbury, GB;

Adriano Niro, Malmesbury, GB;

Alexander Stuart Knox, Malmesbury, GB;

Ian John Brough, Malmesbury, GB;

Inventors:

Blair Hugh Hutton, Malmesbury, GB;

Adriano Niro, Malmesbury, GB;

Alexander Stuart Knox, Malmesbury, GB;

Ian John Brough, Malmesbury, GB;

Assignee:

Dyson Technology Limited, Malmesbury, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/46 (2006.01); F04D 29/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pedestal for a fan assembly includes a telescopic duct for conveying an air flow to an outlet of the fan assembly. The duct includes an outer tubular member having a first stop member, an inner tubular member located at least partially within and slidable relative to the outer tubular member, the inner tubular member having a second stop member for engaging the first stop member to inhibit withdrawal of the inner tubular member from the outer tubular member, and a mainspring rotatably mounted on the second stop member, the mainspring having a free end retained by the first stop member.


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