The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 18, 1977
Filed:
Feb. 02, 1976
Charles R Satterwhite, Dallas, TX (US);
Unit Rig & Equipment Co., Tulsa, OK (US);
Abstract
An excavating and loading system includes an excavating wheel assembly at the front thereof and a plurality of conveyors for conveying the material from the excavating wheel assembly upwardly and rearwardly. The excavating wheel assembly includes at least one excavating wheel which is positioned on the front of the vehicle with respect to the direction of travel to form an excavation. The wheel has side mounted cutting teeth which pivot outwardly to form an excavation wider than the following portion of the system. A supporting and housing apparatus rotatably supports the excavating wheel means from the vehicle and engages the wheel means on the ends thereof. Apparatus is provided for raising and lowering the excavation wheel assembly to raise and lower the excavation height and thereby vary the grade of the excavation. The excavation wheel is provided with means for positively moving the walls of a plurality of buckets between material receiving and material discharging positions.