ピストンロッド用のオイル掻取りリング

Title:

ピストンロッド用のオイル掻取りリング

Document Type and Number:

Japanese Patent JP7387352

Kind Code:

B2

Abstract:

A scraper ring is provided with a plurality of sealing sections on the radially inner circumferential surface, each including a scraping edge, wherein the sealing sections are spaced axially apart from each other by inner circumferential grooves, with at least one recess provided on the circumference of the scraper ring which extends at least partially from a first axial ring end to a second axial ring end and extends at least partially in a direction different from the axial direction of the scraper ring. At least one drainage opening is provided on the outer circumferential surface of the scraper ring, which is connected to at least one inner circumferential groove for removing scraped oil from the inner circumferential grooves.

Inventors:

Marian Yanko-Glass Rover
Martin Lagler
Andreas Kaufmann

Application Number:

JP2019170373A

Publication Date:

November 28, 2023

Filing Date:

September 19, 2019

Export Citation:

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Assignee:

Hoerbiger Wien GmbH

International Classes:

F16J9/20; F04B39/02

Domestic Patent References:

JP4506857A
JP55091741A

Foreign References:

US5667225
US20130291716
US1710485

Attorney, Agent or Firm:

Einzel Felix-Reinhard
Taku Morita
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima class

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