Joint and arm portions of spring biased hinge

- The Eastern Company
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Description

FIG. 1 is a perspective view of joint and arm portions of a spring biased hinge showing our new design, with the two pivotally connected arms of the hinge extending substantially parallel, with the view showing principally top, front and right regions thereof, and with typical arm portions that comprise no part of the design being depicted by broken lines;

FIG. 2 is a perspective view thereof showing principally bottom, front and left regions thereof, with the two pivotally connected arms of the hinge extending non-parallel;

FIG. 3 is a right end elevational view thereof with the arms of the hinge oriented as in FIG. 1;

FIG. 4 is a front side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
134617 January 1873 Thompson
803509 October 1905 Ryan
1627584 May 1927 Tishken
1785362 December 1930 Regan
3102583 September 1963 Rowe et al.
3469277 September 1969 Henrichs et al.
4485522 December 4, 1984 Chen
4495672 January 29, 1985 Adams
4629243 December 16, 1986 Jensen
4788837 December 6, 1988 MacFarlane
5131246 July 21, 1992 Bonzer
5884363 March 23, 1999 Tofts
Other references
  • Hong Kong Enterprise; p. 771; 2 hinges with staggered leaves (center top), Jun. 1994. Bronson Co., Homer D., "Hinges by the Homer D. Bronson Company," 1971, p. 25, right column Entitled "Spring Hinges". Guden Co., H.A., "Hardware for Industry," 1979, p. 9, bottom third of page entitled "Spring Hinges".
Patent History
Patent number: D419422
Type: Grant
Filed: Dec 3, 1998
Date of Patent: Jan 25, 2000
Assignee: The Eastern Company (Cleveland, OH)
Inventors: Lee S. Weinerman (Medina, OH), Scott A. Arthurs (Brunswick, OH)
Primary Examiner: B. J. Bullock
Attorney: David A. Burge
Application Number: 0/97,281
Classifications
Current U.S. Class: D/8328
International Classification: 0806;