Patent ID: 6247254
Filing Date: 2001-06-19
Classification: E01H

Abstract:
A pair of wing assemblies for attachment to snow removal equipment having a housing with a forward opening for feeding snow to an impeller, said wing assemblies being attachable to opposite sides of the housing and capable of augmenting the feeding of snow to the impeller, each said wing assembly comprising:a wing having a front surface, the front surface being concave about a horizontal axis;a locking arm having first and second end portions, anda rack, attached to a side of the housing;a proximal side edge of the wing being pivotally connected to the rack so that the wing may move in a horizontal plane and a first end portion of the locking arm being pivotally connected to the wing in spaced relation to the rack, a second end portion of the locking arm being capable of being selectively fixed to the rack by quick adjust means in a plurality of positions so as to lock the wing in at least a first and a second operative position and the locking arm being capable of disengagement through use of said quick adjust means from the wing or rack so as to permit the wing to assume an inoperative third position.