Snowplough blade with adjustable width

Details Snowplough blade with adjustable width Snowplough blade with adjustable width

2007-09-25

2009-08-25

Beach, Thomas A (Department: 3671)

Excavating

Snow or ice removing or grooming by portable device

Scraper blade

C037S266000, C172S815000

Reexamination Certificate

active

07578078

ABSTRACT:
A snowplough blade with adjustable width, of the type including: a first, stationary blade body (L1), supported by a frame (S) for suspension and coupling to a respective machine (O); and a second blade body (L2), connected to the first blade body (L1) by mutual coupling means, sliding and moving with respect to the latter, operated by actuating means (A) between a retracted position (R) and an extreme advanced position (EA), in which the snow-removing surface of the snowplough blade (L) is maximum. The second blade body (L2) is situated in front of the first blade body (L1). The first blade body (L1) includes a tubular cross-beam (1), connected to the suspension and coupling frame (S) and housing the actuating means (A).

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patent: 2007/0089327 (2007-04-01), Watson
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International Search Report.

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