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. 02, 2018
Filed:
May. 07, 2015
Jsm Construction Limited, Potters Bar, GB;
John Fitzgerald, Potters Bar, GB;
JSM Construction Limited, , GB;
Abstract
Described is a device () for use in removing a conveyance member from a material. The device () includes a displacement element () for being placed at least partly around a conveyance member and for displacing material as the device is advanced along a conveyance member. The device () also includes a driven component for receiving a driving force for driving the device through material. The device can include a coupling element () for coupling the device to a shaft and a material loosener () including a drilling element. The material loosener can be operable to loosen material ahead of the displacement element as the device is advanced along a conveyance member. The drilling element can be coupled to a first wheel () and the coupling element can include a second wheel () cooperating with the first wheel to transfer rotational movement of a shaft to the drilling element.