Patent · US Active

Sump filter restraining device

US8764977B2 · kind B2 · utility

1Cited by
9References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 2009
Grant dateJul 1, 2014
Priority date
Expiry dateJul 12, 2031

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H57/0404
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A sump filter assembly for filtering hydraulic fluid supplied by a transmission sump includes a filter housing, a support member, a retainer member, and a biasing member. The filter housing has a top surface and a bottom surface, wherein the bottom surface opposes a bottom surface of the transmission sump. The support member includes a first end portion attached to the filter housing. The retainer member is slideably connected to the support member and includes a first end portion having a retaining surface, wherein the retaining surface opposes the top surface of the filter housing. The biasing member has a first end in contact with the retaining surface of the retainer member and a second end in contact with the top surface of the filter housing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.