V-shaped Patents (Class 37/269)
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Patent number: 10138607Abstract: A snow-plow blade having a blade, an insert, and a cover-plate, with the cover-plate having a crenellated structure and abrasion resistant steel, the structure extending the service life of the snow-plow blade and improving snow-plow blade maintenance servicing.Type: GrantFiled: September 10, 2017Date of Patent: November 27, 2018Inventor: Matthew J Aquino
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Patent number: 9163371Abstract: A snow removal system utilizes a towing frame having a towing device such as a winch or winch crank. A towing line extends in a straight line path directly from the towing device to a uniquely shaped snow shovel having dual, concave shaped blades. Actuation of the towing device pulls the snow shovel towards the towing frame, causing snow on the ground surface to accumulate on and slide off and to the side of the blades.Type: GrantFiled: December 2, 2014Date of Patent: October 20, 2015Inventor: George Sota
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Patent number: 7033105Abstract: A road paving equipment tire track remover having a pair of blade assemblies, each including a semi-flexible blade with a lower edge and an upper edge. The upper edge is affixed to and shaped by a V-shaped frame so as to create a concave front side of the blade. The blade assembly is attached to the surface of a road paving vehicle near and behind the rear wheels of the vehicle in such a manner that the lower edge of the blade is in contact with the road surface. The blade assembly also includes a parallel scissors assembly to allow for vertical movement of the blade while in use, and a weight box to selectively adjust the pressure exerted by the blade on the road surface.Type: GrantFiled: April 15, 2004Date of Patent: April 25, 2006Inventors: John G. Catenacci, Mark J. Tantarelli, Samuel Franco, Frank D. Peterka
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Patent number: 6983558Abstract: A lightweight, adjustable snowplow, able to be lifted, carried, and manipulated by one person (adult or teenager) of normal strength, designed to remove new-fallen or otherwise soft snow or slush. It has a minimum number of parts. A plurality of struts attaches the plow to any kind of towing vehicle, providing horizontal stability. No brackets, hitches, or lifting devices are needed on the towing vehicle.Type: GrantFiled: May 21, 2004Date of Patent: January 10, 2006Inventor: Theodore Otto Haas
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Publication number: 20040237352Abstract: A scraper for moving friable material. The scraper includes a frame adapted for attachment to a vehicle and an articulated blade. The blade has left and right portions mounted on the frame for pivoting about a substantially horizontal axis transverse to the articulated blade. Each of the left and right portions of the articulated blade is adapted for pivotal movement about the axis between a substantially horizontal lowered position and a raised position, and each portion is independently positionable in at least one position between the lowered position and the raised position. The articulated blade is positionable for engagement with the friable material as the vehicle travels over the friable material for moving a part of the friable material to shape the friable material in accordance with a predetermined design.Type: ApplicationFiled: May 30, 2003Publication date: December 2, 2004Inventor: Richard Jenne
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Publication number: 20040211095Abstract: A lightweight, adjustable snowplow, able to be lifted, carried, and manipulated by one person (adult or teenager) of normal strength, designed to remove new-fallen or otherwise soft snow or slush. It has a minimum number of parts. A plurality of struts attaches the plow to any kind of towing vehicle, providing horizontal stability. No brackets, hitches, or lifting devices are needed on the towing vehicle.Type: ApplicationFiled: May 21, 2004Publication date: October 28, 2004Inventor: Theodore Otto Haas
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Publication number: 20040040184Abstract: The present invention is a lightweight, one-person-operating plow designed to remove new-fallen or otherwise soft snow or slush. It is inexpensive to manufacture, ship, market, and purchase. Its two units can be assembled and connected to any kind of vehicle in less than one minute. Disconnection and disassembly can be effected in like time. It can remove virtually all of the snow from the path being cleared very quickly; for example, a 100-foot driveway can be cleared in about fifteen seconds, and a 50-foot driveway in half that time. Very little physical effort by the user is required, and no damage is caused to the surface being plowed.Type: ApplicationFiled: August 30, 2002Publication date: March 4, 2004Inventor: Theodore Otto Haas
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Patent number: 6308505Abstract: A leaf rake for mounting to the chassis of a conventional lawn tractor. Frame kits for attaching the leaf rake to either the front or rear of the tractor for various manufacturers. The lawn tractor may be equipped with hydraulic systems for raising or lowering the leaf rake unit. A spring loaded locking hinge mechanism allows the unit to be raised. Designed leaf raking tines and a forward sweeping leaf rake collect the leaves and allow them to be piled up for disposal.Type: GrantFiled: December 7, 1999Date of Patent: October 30, 2001Inventor: James Beckett
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Patent number: 5974703Abstract: A drag-along snow apparatus for use upon a snow covered ground surface. The snow plow apparatus includes a first substantially planar and elongate extending member and a second substantially planar and elongate extending member which are interconnected along a common vertical edge and which form, in combination, a substantially V-shaped configuration. First and second planar and horizontally arrayed cross members extend between the first and second elongate extending members and brace the connection between the elongate extending members. A length of rope is secured to the plow apparatus via a looped end which extends successively through a first rope support aperture located at a forward end of said elongate extending member and a second rope support aperture located at a forward end of said second elongate extending member. The rope permits a user to drag the plow apparatus along a snow covered ground surface.Type: GrantFiled: January 21, 1998Date of Patent: November 2, 1999Inventor: Robert N. Cadarette
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Patent number: 5251390Abstract: A snowplow consisting of two hinged plates is removably mountable on the front or back frame or bumper of an automobile. The mounting and the plates are adapted to slope the plates at 270.degree.-240.degree. of each other.Type: GrantFiled: December 15, 1992Date of Patent: October 12, 1993Inventor: Michael Wong
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Patent number: 5245771Abstract: The disclosure relates to a road transportable, adjustable or non-adjusta width trailable plow which is adapted to be pulled by a tow vehicle, a four bar linkage interconnects the plow with the tow vehicle allowing the plow to yaw with respect to the vehicle while limiting motion in the pitch plane to parallel displacement, the horizontal links in the four bar linkage are telescopic and spring biased to allow for surge between the tow vehicle and the load and a frame portion securable to the tow vehicle is gimballed with the hitch on an axis parallel to the links for allowing the plow to roll with respect to the tow vehicle.Type: GrantFiled: August 7, 1992Date of Patent: September 21, 1993Assignee: The United States of America as represented by the Secretary of the ArmyInventor: Michael R. Walsh
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Patent number: 5007187Abstract: A snow plow member is attached to selected ones of the shanks of a cultivator frame by inserting the leading edges of the sweep at the lower end of the shank into slots formed on the rear surface of the snow plow member. A leading edge of the snow plow member follows the C-shaped curvature of the shank. The shank is clamped to the underside of the snow plow member. With such snow plow members attached to selected ones of the cultivator shanks, the snow plow members can be used to form furrows in the snow which acts to trap additional snow and to prevent the snow from being stripped from the field. The resultant increased accumulations of snow provide additional moisture retention for the field.Type: GrantFiled: August 7, 1989Date of Patent: April 16, 1991Inventor: Mervin R. J. Lloyd
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Patent number: 4802293Abstract: An earth-moving attachment for use with a vehicle includes a pair of earth-moving blade assemblies mounted on a main beam. The earth-moving blade assemblies are adapted to be independently movable in several planes with respect to each other and with respect to the main beam so that a plurality of earth-working operations can be performed, and the attachment is amenable for use in conjunction with a wide variety of terrains. The blade assemblies are mounted and designed to efficiently transfer forces with the main beam.Type: GrantFiled: November 20, 1987Date of Patent: February 7, 1989Inventor: Raymond H. Smith