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:
Oct. 30, 2018
Filed:
Jan. 23, 2015
Stimline As, Kristiansand, NO;
Mads Bjørnenak, Kristiansand, NO;
Stimline AS, Kristiansand, NO;
Abstract
A conveyor apparatus (), so-called injector head, for feeding e.g. continuous tubing () or coiled tubing through the conveyor apparatus (), to and from a wellhead and a well below and related to use of well tools. A pair of oppositely located, co-operatively movable, segmented continuous belts () are in the apparatus, each belt comprising a plurality of interconnected gripper shoe carriers () carried and movable by means of a pair of continuous belt drive chains (), wherein a rear side (″) of the carrier () has at least one roller () configured to roll about a shaft () attached to the carrier () against an elongate counter-force member () associated with an apparatus frame () and extending between said drive sprockets (), and wherein a gripper shoe () to engage and feed the tubing is located at a front side of each carrier (), The shaft () of the at least one roller () is resiliently supported transversely of its longitudinal axis by means of a plurality of resilient members () fitted in the rear side (″) of the carrier () to lie about the shaft () at spaced apart locations.