Supporting buffer block for highway security railing
Description
FIG. 1 is a perspective view of the supporting buffer block for highway security railing;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
Referenced Cited
U.S. Patent Documents
D185099 | May 1959 | Schindler |
D248571 | July 18, 1978 | Herbst |
D297370 | August 23, 1988 | Foster, Jr. |
3039743 | June 1962 | D'Aronco |
3617076 | November 1971 | Attwood |
3776520 | December 1973 | Charles et al. |
4063713 | December 20, 1977 | Anolick et al. |
4739971 | April 26, 1988 | Ruane |
5015119 | May 14, 1991 | Schmanski |
5107647 | April 28, 1992 | Danielewicz |
Patent History
Patent number: D348737
Type: Grant
Filed: Sep 28, 1992
Date of Patent: Jul 12, 1994
Inventor: Ching-Jung Yang (Chu Pei City, Hsin Chu Hsien)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Law Firm: Bacon & Thomas
Application Number: 7/952,762
Type: Grant
Filed: Sep 28, 1992
Date of Patent: Jul 12, 1994
Inventor: Ching-Jung Yang (Chu Pei City, Hsin Chu Hsien)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Law Firm: Bacon & Thomas
Application Number: 7/952,762
Classifications
Current U.S. Class:
Element Or Attachment (D25/133)