Patent · US Expired

Adjustable spacer

US4925364A · kind A · utility

56Cited by
14References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 21, 1988
Grant dateMay 15, 1990
Priority date
Expiry dateDec 21, 2008

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16B41/005
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An adjustable spacer (20) is located in a unison ring (16) disposed about a gas turbine engine case (18). The spacer (20) includes a pad bolt (44) having a flattened surface (52) for contacting the case (18). The pad bolt (44) is adjusted radially by a threaded cylinder (28) and adjusting nut (36). The assembly is locked in place by a locknut (54) which includes a frangible link (72) for separating a headed portion (70) from a threaded portion (68).

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