| 摘要 |
A DOOR HEAD (4) AND REBATE (10) REMOVABLY ATTACHED TO A DOOR FRAME, THE DOOR HEAD (4) AND REBATE (10) HAVING RECESSES TO HOUSE AND CONCEAL A DOOR CLOSER DEVICE (6) AND ITS CLOSER ARMS (16). THIN CLOSER ARMS ARE SECURED SUCH THAT THEY OPERATE IN THE NARROW SPACE BETWEEN THE DOOR HEAD (4) AND THE DOOR LEAF. FIXED OR SLIDING BRACKETS (24, 28) MAY BE USED TO SECURE THE CLOSER DEVICE (6). |
