Title:
【発明の名称】掘削機の掘削バケットの歯
Document Type and Number:
Japanese Patent JPH02501838
Kind Code:
A
Abstract:
PCT No. PCT/SU88/00086 Sec. 371 Date Apr. 7, 1989 Sec. 102(e) Date Apr. 7, 1989 PCT Filed Apr. 18, 1988 PCT Pub. No. WO89/01548 PCT Pub. Date Feb. 23, 1989.A tooth for a digging bucket of an excavator has a wedge-like profile formed by an end face (6) and two surfaces (4, 5) extending at an angle with respect to each other, one of which is undulated with at least two convex portions (8, 9) conjugated by a concave portion (11). The profile of the undulated surface (4) in the concave portion (11) is in the form of brachistochrone. A groove (7) is made in the end face (6) of the tooth to extend widthwise of the tooth.
Inventors:
Schadov, Mikhail Ivanowich
Zudamirov, Victor Mikhailovich
Vinitzky, Konstantin Effimowich
Goldboft, Evgeny Effimowich
Bellman, Alexandre Waller Janowich
Zudamirov, Victor Mikhailovich
Vinitzky, Konstantin Effimowich
Goldboft, Evgeny Effimowich
Bellman, Alexandre Waller Janowich
Application Number:
JP50693488A
Publication Date:
June 21, 1990
Filing Date:
April 18, 1988
Export Citation:
Assignee:
Institut, Gorunovo, Dela, Imeni, Ah, Ah, Skochinskovo
International Classes:
E02F3/40; E02F9/28; E21C35/18; (IPC1-7): E02F3/40; E02F9/28; E21C25/38
Attorney, Agent or Firm:
Kazuo Sato (3 others)