Single sheave lifting block

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Information

Patent Grant
D300076

References
Source

Patent Number
D300,076
Date Filed
Monday, September 16, 1985
39 years ago
Date Issued
Tuesday, February 28, 1989
35 years ago

Inventors
- Uwe Lichtenvort
- Manfred Stoeber
Original Assignees
- MANNESMANN DEMAG AG
Examiners
- Burke; Wallace R.
- Chin; Kay H.
Agents
- Siegemund; Ralf H.

US Classifications
- D34 - Material or article handling equipment
Field of Search
- US
- D34 28
- D34 33
- D34 35
- 254 390
- 254 405
- D08 360
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a single sheave lifting block, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
663905	Knight	Dec 1900
3446484	Walsh et al.	May 1969
3917334	Koster	Nov 1975
3992919	Jarman	Nov 1976

Foreign Referenced Citations (1)

Number	Date	Country
842664	Oct 1957	GBX

Non-Patent Literature Citations (1)

Entry
The Grosby Group Brochure, p. 71, Model BC-45, 45 Ton Bridge Crane Block.