Patent · US Expired

Method and apparatus for forming a part with dampener

US6945309B2 · kind B2 · utility

25Cited by
23References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2003
Grant dateSep 20, 2005
Priority date
Expiry dateJul 18, 2023

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16D2250/0007
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A method for producing a damped part where a sand core is formed with at least one dampening structure with the sand core. The sand core with the at least one dampening structure therein is located in a mold. A part is cast from the mold and the sand core. The sand core is removed from the cast part leaving the at least one dampening structure in contact with the part.

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