Patent · US Active

Relief spring stop bolt assembly for shallow bowl mills

US9429977B2 · kind B2 · utility

0Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 26, 2013
Grant dateAug 30, 2016
Priority date
Expiry dateOct 24, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/20636
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A relief spring stop bolt assembly for shallow bowl coal pulverizing mills and a method of using the same to smooth operation of such a pulverizer during low load operation is described. The subject relief spring stop bolt assembly is sized to be used with or for “retrofit” within existing journal space and existing journal opening cover space of a shallow bowl mill to effectively smooth rough operating conditions.

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