Railways: surface track – Fastenings – Clamps
Patent
1975-04-14
1977-01-18
Spar, Robert J.
Railways: surface track
Fastenings
Clamps
238310, E01B 930
Patent
active
040035174
ABSTRACT:
The fastener structure comprises at least one main bending strip which defines an aperture for the passage of a clamping bolt for the fastener structure. An elastically yieldable second strip extends transversely of the general direction of the fastener structure and is curved in the direction of the length of the second strip and has its concavity facing the main strip. The two ends of the second bear against the edges of the main strip.
REFERENCES:
patent: 1320259 (1919-10-01), Martens
patent: 2057963 (1936-10-01), Maney
patent: 2480388 (1949-08-01), Sonneville
patent: 2992498 (1961-07-01), Mork
Reese Randolph A.
Ressorts du Nord S.A.
Spar Robert J.
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