Patent ID: 7467485

Claim:
A snowplow shovel ( 105 ) provided with at least an articulated blade ( 20 ) comprising: an adapted part ( 140 ) movably connecting to said shovel and having twin blades ( 23 , 23 ′) defining a blade interior ( 135 ) therebetween, at least one wear knife ( 22 ) fortified, inserted in said blade interior ( 135 ), means for retaining said at least one wear knife to said blades ( 23 , 23 ′) in a way that said wear knife is in contact with the ground and snow before said blades, said adapted part moves vertically so that it remains parallel to the ground; said adapted part ( 140 ) is an upside down Y-shape part ( 21 ) having a shank thereof and legs thereof being made of said twin blades with said wear knife inserted therebetween and said shank being enclosed in between a front support ( 107 ) and a rear support ( 109 ) and comprising attaches ( 80 ), to move up and down along inclined part ( 28 ) acting as a shock absorber ( 40 ) following irregularities of a snow or ice covered road, and said shock absorber ( 40 ) is a blade spring ( 46 ) placed longitudinally on said inclined part ( 28 ), said upside down Y shape part ( 21 ) having a shank defining an upwardly positioned U shape part oppositely to an upside down U meant to insert the wear knife, said shank being a second U meant to act as a sheath to receive a shovel plate ( 104 ).