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:
Nov. 28, 2023
Filed:
Feb. 23, 2023
Danfoss A/s, Nordborg, DK;
Danfoss A/S, Nordborg, DK;
Abstract
A piston () having a piston shaft (), a ball head () at one end of the piston shaft (), and a slider shoe () mounted to the ball head (), wherein the ball head () has a through channel (), the slider shoe () has a sliding surface () and a through hole () in communication with an end of the through channel (), and a plastic material () is arranged in a gap between the slider shoe () and the ball head () and forms an inner coating () of the through hole (). The production of such a piston should be facilitated. To this end a sealing surface () is arranged at the end of the through channel () wherein the sealing surface () surrounds the opening of the through channel () into the through bore () and an inner diameter of the sealing surface () is smaller than an inner diameter of the inner coating () of the through bore ().