| D253554 |
Elastic frame for fireproof feed-through of electric cables in walls of concrete or rock or the like
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| Patent Drawings: | |
| Inventor: |
Blomqvist |
| Date Issued: |
November 27, 1979 |
| Application: |
05/757,224 |
| Filed: |
December 21, 1976 |
| Inventors: |
Blomqvist; Erik M. (Karlskrona, SE)
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| Assignee: |
AB Lyckeaborgs Bruk (Karlskrona, SE) |
| Primary Examiner: |
Word; A. Hugo |
| Assistant Examiner: |
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| Attorney Or Agent: |
Thompson; Irvin S. |
| U.S. Class: |
D25/117 |
| Field Of Search: |
52/220; 52/285; 52/1; 52/221; 35/22A; 126/314; 174/48; 174/49; 174/61; 174/65R; D25/80; D25/60; D25/61; D25/87; D25/88; D25/90; D25/91; D25/92; D25/97; D25/98; D29/1; 220/284; 220/288; D8/399; D34/5PC; D13/1V; D23/41 |
| International Class: |
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| U.S Patent Documents: |
2623303; 3800486; 4071265 |
| Foreign Patent Documents: |
1246436 |
| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for an elastic frame for fireproof feed-through of electric cables in walls of concrete or rock or the like, as shown. |
| Description: |
FIG. 1 is a perspective view of an elastic frame for fireproof feed-through of electric cables in walls of concrete or rock or the like, showing my new design; and
FIG. 2 is a perspective view thereof from the side opposite that visible in FIG. 1.
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