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Patent Searching and Data


Title:
RETRACTABLE WHEEL ASSEMBLY FOR A CARRIER
Document Type and Number:
WIPO Patent Application WO2005035400
Kind Code:
A3
Abstract:
A retractable wheel assembly (110) for a carrier (100) is disclosed wherein the wheels (120) are rotatably mounted in cowls (130), which are pivotably disposed in wheel wells (116L, 116R) on a housing. The cowls are connected with a cowl axle assembly (140) that includes a coil spring, preferably a constant force spring (150) that biases the cowls towards a retracted position. The constant force spring is connected to a retractable handle (104), preferably with a spring engagement member (160), such that extending the retractable handle will bias the cowls towards an extended position, wherein the wheels extend out of the wheel wells for use.

Inventors:
O'SHEA TIMOTHY J C (US)
Application Number:
PCT/US2004/033388
Publication Date:
June 30, 2005
Filing Date:
October 08, 2004
Export Citation:
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Assignee:
O'SHEA TIMOTHY J C (US)
International Classes:
A45C5/00; A45C5/14; A45C13/26; B65G; (IPC1-7): A45C5/00; A45C13/26
Foreign References:
US6360400B12002-03-26
US5533231A1996-07-09
US6612411B22003-09-02
US6604615B22003-08-12
US2581417A1952-01-08
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