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:
Mar. 06, 1984
Filed:
Aug. 13, 1981
George A Parrott, Wakefield, GB;
Dresser Europe S.A., , US;
Abstract
An 'in-web' mineral winning machine 1 for reciprocation along a mineral face, comprises an elongate machine body 2, adapted, in use, to be located beyond the face side sidewall 14 of an armoured conveyor 16 extending along the mineral face, at least one bridge 10 extending rearwardly from the machine body 2 and adapted, in use, to overlie the conveyor 16 and to engage slidingly a trapping means 19, 20, 21 located at the goaf side 15 of the conveyor 16, the or each bridge 10 housing a machine haulage unit 34, and the or each bridge 10 being connected to the machine body 2 by at least one joint 9 providing for articulation along an axis 11 extending parallel to the longitudinal axis of the machine body 2.