GB648178A - Ferrules for railway chair screws - Google Patents

Ferrules for railway chair screws

Info

Publication number
GB648178A
GB648178A GB3205748A GB3205748A GB648178A GB 648178 A GB648178 A GB 648178A GB 3205748 A GB3205748 A GB 3205748A GB 3205748 A GB3205748 A GB 3205748A GB 648178 A GB648178 A GB 648178A
Authority
GB
United Kingdom
Prior art keywords
ferrules
railway chair
screws
railway
chair screws
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
Application number
GB3205748A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB3205748A priority Critical patent/GB648178A/en
Publication of GB648178A publication Critical patent/GB648178A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B9/00—Fastening rails on sleepers, or the like
    • E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
    • E01B9/04—Fastening on wooden or concrete sleepers or on masonry without clamp members
    • E01B9/12—Retaining or locking devices for spikes or screws
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B9/00—Fastening rails on sleepers, or the like
    • E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
    • E01B9/04—Fastening on wooden or concrete sleepers or on masonry without clamp members
    • E01B9/14—Plugs, sleeves, thread linings, or other inserts for holes in sleepers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
    • F16B43/001—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts for sealing or insulation

Abstract

<PICT:0648178/IV (a)/1> A bush for a railway chair screw is moulded from a composition, such as wood meal mixed with a thermosetting resin, e.g. phenolformaldehyde. Such a bush serves also as an insulator.
GB3205748A 1948-12-10 1948-12-10 Ferrules for railway chair screws Expired GB648178A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3205748A GB648178A (en) 1948-12-10 1948-12-10 Ferrules for railway chair screws

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3205748A GB648178A (en) 1948-12-10 1948-12-10 Ferrules for railway chair screws

Publications (1)

Publication Number Publication Date
GB648178A true GB648178A (en) 1950-12-28

Family

ID=10332503

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3205748A Expired GB648178A (en) 1948-12-10 1948-12-10 Ferrules for railway chair screws

Country Status (1)

Country Link
GB (1) GB648178A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103088721A (en) * 2012-12-17 2013-05-08 宁波曙翔铁路设备制造有限公司 High-strength resin matrix composite pre-cast casing pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103088721A (en) * 2012-12-17 2013-05-08 宁波曙翔铁路设备制造有限公司 High-strength resin matrix composite pre-cast casing pipe

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