Hoist cage for use in diving

Description

FIG. 1 is a perspective view of a hoist cage for use in diving showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevation view thereof, the opposite side being a mirror image of that shown;

FIG. 7 is a front elevation view thereof, showing the top in fully open condition;

FIG. 8 is a side elevation of FIG. 7.

Referenced Cited
U.S. Patent Documents
9790 July 1881 Winkless
2817860 December 1957 Fritz
3425231 February 1969 Rehrer
3706206 December 1972 Clark
4195694 April 1, 1980 Gizzarelli, Sr.
4406351 September 27, 1983 Littlejohn et al.
4564161 January 14, 1986 Frye
4583617 April 22, 1986 Berger
Patent History
Patent number: D288376
Type: Grant
Filed: May 9, 1984
Date of Patent: Feb 17, 1987
Assignee: ScandCourier
Inventor: John R. Akerlund (Karlskrona)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Law Firm: Ostrolenk, Faber, Gerb & Soffen
Application Number: 6/608,477
Classifications
Current U.S. Class: Element Or Attachment (D34/35)