US3378683A - Cast-steel railway crossing pieces - Google Patents

Cast-steel railway crossing pieces Download PDF

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Publication number
US3378683A
US3378683A US633003A US63300367A US3378683A US 3378683 A US3378683 A US 3378683A US 633003 A US633003 A US 633003A US 63300367 A US63300367 A US 63300367A US 3378683 A US3378683 A US 3378683A
Authority
US
United States
Prior art keywords
cast
tubular
crossing
bearing plate
lines
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US633003A
Other languages
English (en)
Inventor
Perrot Robert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACIERIES DE PARIS ET D'OUTREAU SA
Paris & Outreau Acieries
Original Assignee
Paris & Outreau Acieries
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Paris & Outreau Acieries filed Critical Paris & Outreau Acieries
Application granted granted Critical
Publication of US3378683A publication Critical patent/US3378683A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/10—Frogs
    • E01B7/12—Fixed frogs made of one part or composite
US633003A 1966-04-26 1967-04-24 Cast-steel railway crossing pieces Expired - Lifetime US3378683A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59114A FR1489075A (fr) 1966-04-26 1966-04-26 Coeur de croisement

Publications (1)

Publication Number Publication Date
US3378683A true US3378683A (en) 1968-04-16

Family

ID=8607133

Family Applications (1)

Application Number Title Priority Date Filing Date
US633003A Expired - Lifetime US3378683A (en) 1966-04-26 1967-04-24 Cast-steel railway crossing pieces

Country Status (12)

Country Link
US (1) US3378683A (fi)
AT (1) AT280330B (fi)
BE (1) BE697054A (fi)
CH (1) CH447243A (fi)
DK (1) DK126128B (fi)
ES (1) ES340380A1 (fi)
FI (1) FI46645C (fi)
FR (1) FR1489075A (fi)
GB (1) GB1161134A (fi)
LU (1) LU53422A1 (fi)
NL (1) NL6705793A (fi)
NO (1) NO116125B (fi)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US258259A (en) * 1882-05-23 staples

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US258259A (en) * 1882-05-23 staples

Also Published As

Publication number Publication date
DE1708638B2 (de) 1976-01-29
BE697054A (fi) 1967-09-18
NO116125B (fi) 1969-02-03
FR1489075A (fr) 1967-07-21
DK126128B (da) 1973-06-12
CH447243A (fr) 1967-11-30
FI46645C (fi) 1973-05-08
LU53422A1 (fi) 1967-06-14
NL6705793A (fi) 1967-10-27
DE1708638A1 (de) 1971-05-19
ES340380A1 (es) 1968-10-01
AT280330B (de) 1970-04-10
GB1161134A (en) 1969-08-13
FI46645B (fi) 1973-01-31

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