Joist

- Sit Down Export AB

Latest Sit Down Export AB Patents:

Description

FIG. 1 is a top, left side and end perspective view of a joist according to our invention;

FIG. 2 is a bottom, right side and end perspective view of the joist thereof;

FIG. 3 is an end elevational view thereof, the opposite end being a mirror-image thereof;

FIG. 4 is a left side elevational view thereof with the right side being a mirror-image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The joist has been broken away in the center to indicate indeterminate length.

Referenced Cited
U.S. Patent Documents
D371209 June 25, 1996 De Zen
4218856 August 26, 1980 Irwin
Patent History
Patent number: D424711
Type: Grant
Filed: Apr 30, 1999
Date of Patent: May 9, 2000
Assignee: Sit Down Export AB (Vasteras)
Inventors: Par J. Johnsson (Vaster.ang.s), Lars I. Johnsson (Vaster.ang.s), Bo Johnsson (Vaster.ang.s)
Primary Examiner: Doris Clark
Law Firm: Nixon & Vanderhye
Application Number: 0/104,261
Classifications
Current U.S. Class: With Hollow Core (D25/122)
International Classification: 2501;