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:
Sep. 24, 1996
Filed:
Apr. 11, 1995
VOEST-ALPINE Bergtechnik Gesellschaft mbH, Zeltweg, AT;
Abstract
In a gearbox (1) with coaxial drive shaft (2) and driven shaft (3), wherein a clutch sleeve (5) which can be displaced in the axial direction (4) of these shafts (2,3) can be moved from a coupling position in which the drive shaft (2) and driven shaft (3) are directly connected into a position in which the shafts (2,3) are connected at least by one gear stage (16,17), the clutch sleeve (5) is constructed with at least one internal gear (7) and at least one external gear (9, 14) wherein in the directly coupled position of the shafts (2,3) these are connected with each other by means of an internal gear (7) and an external gear (9) of the clutch sleeve (5). With a gearbox (1) of this type with extremely short construction and at extremely low mounting expenses high torques can be securely transmitted and one can simply switch over from a first switching stage to a second switching stage.