Patent · US Expired

Auger for self-propelled snow removing machine

US4899471A · kind A · utility

23Cited by
12References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1989
Grant dateFeb 13, 1990
Priority date
Expiry dateJun 30, 2009

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE01H5/098
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An auger in a self-propelled snow removing machine including a running mechanism drivable by an engine, and a snow blower for discharging snow collected by the auger, comprises an auger cover disposed on a front portion of the snow removing machine, an auger output shaft disposed transversely in the auger cover and drivable by the engine, and at least one blade mounted on the auger output shaft and having an outer peripheral edge forming a substantially continuous helix around the auger output shaft. The blade comprises a plurality of mutually separate fins having outer peripheral edges jointly forming the helix and made of a resilient steel material.

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