Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent
1990-10-11
1991-10-01
Thomas, Alexander S.
Stock material or miscellaneous articles
Circular sheet or circular blank
Recording medium or carrier
428141, 428341, 428457, 188251M, B32B 308, B32B 1500
Patent
active
050532618
ABSTRACT:
A friction material (1) comprising a flame sprayed metal film (4) in an amount of 10 mg/cm.sup.2 which is formed on at least whole range of outer peripheral side of an annular friction surface (3) provided at center with large diameter hole (2), of which radial length (B) is one-third of radial length (A) from outer periphery of said friction surface (3) to said large diameter hole (2).
REFERENCES:
patent: 4351885 (1982-09-01), Depoisier et al.
patent: 4585691 (1986-04-01), Nishimura et al.
Maeda Shigeho
Nishimura Yoshio
Kabushiki Kaisha Daikin Seisakusho
Thomas Alexander S.
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