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. 13, 1987
Filed:
Sep. 06, 1985
Applicant:
Inventors:
Bo Nilsson, Odengatan, SE;
Lars M Severinsson, Hishult, SE;
Assignee:
SAB Nife AB, Landskrona, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
188203 ; 1881 / ;
Abstract
A rail vehicle slack adjuster in a brake unit has an axially movable piston rod (7), a non-rotatable, brake force delivering spindle (8), an adjuster nut (26) in non-self-locking engagement with the spindle and rotating on a bearing (18), and a barrel spring (29) between the unit piston (3) and the spindle, the adjuster nut being clutchable over a main clutch (27) to the piston rod for transmitting brake force. A non-rotatable locking sleeve (20), which is only axially movable a control distance (A) under the action of a locking spring (21), is clutchable to the adjuster nut over a control clutch (28).