The metal fixture (5) has a threaded shank and an expanding cone (6) fitting into a back tapered part (4) of a shallow hole (2). An expander piece in the form of a pitched-roof-shaped, roughly oval metal ring (70) is pushed onto the expander cone (6) and has the threaded shank going through it. The bent ends (10,11) of the metal ring (7) rest on the conical outer surface of the expender cone (6).
申请公布号
DE4030498(A1)
申请公布日期
1992.04.02
申请号
DE19904030498
申请日期
1990.09.26
申请人
FISCHER-WERKE ARTUR FISCHER GMBH & CO KG, 7244 WALDACHTAL, DE
发明人
FISCHER, ARTUR, PROF. DR.H.C., 7244 WALDACHTAL, DE;LIND, STEFAN, 6749 BIRKENHOERDT, DE;HAUG, WILLI, 7290 FREUDENSTADT, DE
