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| Number | Title | Issue Date |
| 6041871 | Bulldozer push arm control assembly and method A push arm control assembly (30, 30a) for use with bulldozer (10) having blade (12) removably mounted to a pair of laterally displaceable push arms (14) on opposite sides of the bulldozer. The push arm control assembly includes at least one elongated, relative... | 03/28/2000 |
| 5638908 | Apparatus for adjusting between crawler tracks of a working vehicle An apparatus for adjusting spacing between a pair of crawler tracks of a working vehicle such as a backhoe. This apparatus is capable of moving the crawler tracks independently of each other. When one of the crawler tracks is moved laterally outwardly of ... | 06/17/1997 |
| 5358342 | Pivot assembly with gravity lubrication feature The invention is an improvement in a pivot assembly of the type having an inner, generally spherical bearing and an outer race mounted for movement on the bearing surface and defining a bearing-race sliding contact area. The improvement comprises an enclo... | 10/25/1994 |
| 4664203 | Blade support for bulldozers and the like Improved support structure for the blade of a bulldozer and the like wherein a first push arm is attached for swiveling movement to the tractor frame near the rear end thereof and extends into swiveling connection with the blade and a second push arm is a... | 05/12/1987 |
| 4464852 | Dozer attachment for excavator An excavator has a dozer blade coupled to transversely spaced first and second fore-and-aft extending drive housings thereof by first and second separate push beams having their respective forward ends universally coupled to the blade. The first push beam... | 08/14/1984 |
| 4405019 | Adjustment and stabilizer mechanism for dozer blade A mechanism for angling, pitching, and tilting a dozer blade utilized in a conventional bulldozer wherein the blade is pivotally connected by an angling frame to the forward ends of push arms. A tilt-pitch control assembly for the blade is provided includ... | 09/20/1983 |
| 4286674 | Replaceable bearing assembly for construction vehicles PCT No. PCT/US79/00763 Sec. 371 Date Sept. 24, 1979 Sec. 102(e) Date Sept. 24, 1979 PCT Filed Sept. 24, 1979 PCT Pub. No. W081/00897 PCT Pub. Date Apr. 2, 1981 The push arms of a conventional bulldozer assembly are mounted on a track roller frame of a tra... | 09/01/1981 |
| 4244429 | Mounting mechanism for angle dozer blade A dozer blade mounting for a dozer frame having a dozer blade movably supported thereon includes at least one rigid link that has one end pivoted on the vehicle frame and the opposite end pivoted on the dozer frame with fluid ram means associated with the... | 01/13/1981 |
| 4211282 | Adjustable blade stabilizer and controls An adjustable blade stabilizer and controls utilized in an earth-working machine such as a bulldozer. The blade and push arms of the machine form a U-shaped structure which is unable to adjust to substantial lateral loads imposed on the blade. The blade s... | 07/08/1980 |
| 4135584 | Blade stabilizing linkage for a bulldozer A bulldozer including a vehicle frame, a dozer blade forwardly of the frame, a lift linkage movably secured to the frame and including two spaced arms extending longitudinally of the frame and connected to the blade, at least one motor connected to the fr... | 01/23/1979 |
| 4031968 | Cushioned push dozer device A resilient push dozer arrangement includes a push dozer transversely disposed at one end of a vehicle and a push arm rigidly secured to and extended from the dozer in juxtaposition to a longitudinally extending mounting frame of the vehicle. The distal e... | 06/28/1977 |
| 4026368 | Vehicle with implement connected thereto by stabilizing linkage A stabilizing linkage for a material handling implement such as a bulldozer blade mounted at one end of a vehicle, the linkage including a coupler link pivotably connected to the bulldozer blade and extending diagonally between the blade and vehicle with ... | 05/31/1977 |
| 4019588 | Tilting means for bulldozer blades A bulldozer assembly comprises a pair of laterally spaced push arms pivotally interconnected between a blade thereof and a vehicle. A pair of lift cylinders are also pivotally connected between the vehicle and the blade for selectively raising or lowering... | 04/26/1977 |
| 3941195 | Bulldozer with horizontal brace A bulldozer having a brace between the blade and the frame of the tractor upon which the blade is mounted to absorb lateral forces encountered by the blade and to make unnecessary the conventional diagonal braces thus enabling the blade to be mounted clos... | 03/02/1976 |
