IP Library › Granted Patent US 11,767,908
Granted Patent B2
US 11,767,908 · App. 17/291,288 · Granted Sep 26, 2023

Lubricant transfer ring having a plurality of chambers

Inventors: Stijn Rottiers (Lokeren, BE); Wim De Laet (Antwerp, BE)
Assignees: ZF FRIEDRICHSHAFEN AG; ZF WIND POWER ANTWERPEN N.V.
F16H57/043F16H57/0409F16H57/0479
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Quick Facts
Patent No.
US 11,767,908
App. No.
17/291,288
Filed
May 5, 2021
Granted
Sep 26, 2023
Kind
B2
Art Unit
3654
USPC
184/6.12
Abstract

An arrangement includes a first component having a first groove and a second groove. The arrangement further includes a second component and a fluid transfer ring fixed to the second component. The fluid transfer ring engages with a first wall and a second wall in the first groove such that the fluid transfer ring and the first groove form a first cavity. The first component and the second component are rotatable relative to each other. The fluid transfer ring further engages with a third wall in the second groove such that the fluid transfer ring and the second groove form a second cavity.

Claims (12)

1. An arrangement comprising:

a first component including a first groove and a second groove;

a second component; and

a fluid transfer ring fixed to the second component and engaging with a first wall and a second wall in the first groove such that the fluid transfer ring and the first groove form a first cavity,

wherein the first component and the second component are rotatable relative to each other, and

wherein the fluid transfer ring further engages with a third wall in the second groove such that the fluid transfer ring and the second groove form a second cavity.

2. The arrangement according to claim 1 , wherein the first component further includes a first fluid line and a second fluid line;

wherein the second component comprises a third fluid line and a fourth fluid line,

wherein the first fluid line and the third fluid line open into the first cavity, and

wherein the second fluid line and the fourth fluid line open into the second cavity.

3. The arrangement according to claim 1 , wherein the fluid transfer ring is of one-piece construction.

4. The arrangement according to claim 1 , wherein a first part of the fluid transfer ring comprising the first wall and the second wall and a second part of the fluid transfer ring comprising the second wall and the third wall each have a U-shaped profile.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 5, 2021
From: ROTTIERS, STIJN; DE LAET, WIM
To: ZF FRIEDRICHSHAFEN AG; ZF WIND POWER ANTWERPEN N.V.
Reel/Frame 056135/0789 →
Priority Claims (1)
DE 10 2018 218 976.5 · Nov 7, 2018 · national
Continuity (1)
Related Publication 20220003305A1 · Jan 6, 2022