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:
Jun. 28, 2022
Filed:
Feb. 01, 2019
Halliburton Energy Services, Inc., Houston, TX (US);
Simon Whye Kwong Wai, Singapore, SG;
Irvin How Jiun Yuen, Singapore, SG;
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
A downhole tractor for operational use in well casing of a wellbore. The tractor comprising a tractor body, at least one actuator assembly, and at least one tractor wheel. The actuator assembly is actionable to shift the axis of rotation of the tractor wheel. The at least one tractor wheel includes at least one bifurcated tract having a leading and trailing edge for engaging the well casing. The at least one actuator assembly causes the at least one tractor wheel to switch from traversing a first vertical plane of the well casing to a second vertical plane of the well casing when actuated.