Hose adaptor for a vacuum lifting apparatus

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a planar view showing my hose adaptor for a vacuum lifting apparatus from above;

FIG. 2 is a planar view showing my hose adaptor for a vacuum lifting apparatus, from one end side thereof, the opposite side being a reverse image thereof; and,

FIG. 3 is a planar view showing my hose adaptor for a vacuum lifting apparatus from the bottom thereof.

Referenced Cited
U.S. Patent Documents
D229496 December 1973 Hand
D247182 February 7, 1978 Ebert
D258526 March 10, 1981 Dederman
D264011 April 20, 1982 Genoa
D296581 July 5, 1988 Hattori
D336510 June 15, 1993 Sawtelle
1171311 February 1916 Blackwood et al.
Patent History
Patent number: D356417
Type: Grant
Filed: Jun 22, 1992
Date of Patent: Mar 14, 1995
Assignee: Ljungblad-Petre Prolyft AB (Molndal)
Inventor: Stellan Petre (Onsala)
Primary Examiner: A. Hugo Word
Assistant Examiner: Eric Watterson
Law Firm: Merchant & Gould
Application Number: 7/901,815
Classifications
Current U.S. Class: Element Or Attachment (D34/35)