Safety device |
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| 申请号 | US3711259D | 申请日 | 1970-03-10 | 公开(公告)号 | US3711259A | 公开(公告)日 | 1973-01-16 |
| 申请人 | DUNLOP HOLDINGS LTD; | 发明人 | GURNEY W; | ||||
| 摘要 | A FLAME ARRESTER WHICH COMPRISES CLOSURE MEANS FOR ALLOWING GAS TO PASS THERETHROUGH WHILE PREVENTING PASSAGE OF A FLAME AND RETAINING MEANS FOR RETAINING THE CLOSURE MEANS IN POSITION IN OR ADJACENT AN APERTURE OR PASSAGE AND IN WHICH THE CLOSURE MEANS COMPRISES A POROUS METAL AND/OR CERAMIC MATERIAL IN THE FORM OF A THREE-DIMENSIONAL NETWORK ARRANGED TO DEFINE A PLURALITY OF CELLULAR SPACED WHICH INTERCOMMUNICATE WITH ONE ANOTHER AND THE RETAINING MEANS COMPRISES A COMPRESSED PORTION OF THE THREE-DIMENSIONAL NETWORK OF THE CLOSURE MEANS. PREFERABLY THE CLOSURE MEMBER IS A RETICULATED POLYURETHANE FOAM WHICH HAS BEEN ELECTROPLATED WITH THE NICKEL OR IORN. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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