GB1484812A - Link chains - Google Patents

Link chains

Info

Publication number
GB1484812A
GB1484812A GB188275A GB188275A GB1484812A GB 1484812 A GB1484812 A GB 1484812A GB 188275 A GB188275 A GB 188275A GB 188275 A GB188275 A GB 188275A GB 1484812 A GB1484812 A GB 1484812A
Authority
GB
United Kingdom
Prior art keywords
pins
links
interconnected
link chains
chains
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
GB188275A
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.)
Pitcraft Ltd
Original Assignee
Pitcraft Ltd
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 Pitcraft Ltd filed Critical Pitcraft Ltd
Priority to GB188275A priority Critical patent/GB1484812A/en
Publication of GB1484812A publication Critical patent/GB1484812A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/06—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains anchored at one or both ends to the mine working face
    • E21C29/10—Cable or chain co-operating with a winch or the like on the machine
    • 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
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G13/00—Chains
    • F16G13/02—Driving-chains
    • F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links

Abstract

1484812 Chains PITCRAFT Ltd 16 Jan 1975 1882/75 Heading F2Q In a link chain comprising alternating pairs of spaced apart inner and outer links 1, 2 interconnected by pins 11, the pins 11 are located by pins 18 which pass through diametral bores 12 adjacent the ends of the pins 11, the ends of pins 18 being located in slots 16 formed in ribs 15 on the links 2. The inner links 1 are interconnected by sleeves 7 on which rollers 8 are rotatably mounted.
GB188275A 1975-01-16 1975-01-16 Link chains Expired GB1484812A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB188275A GB1484812A (en) 1975-01-16 1975-01-16 Link chains

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB188275A GB1484812A (en) 1975-01-16 1975-01-16 Link chains

Publications (1)

Publication Number Publication Date
GB1484812A true GB1484812A (en) 1977-09-08

Family

ID=9729719

Family Applications (1)

Application Number Title Priority Date Filing Date
GB188275A Expired GB1484812A (en) 1975-01-16 1975-01-16 Link chains

Country Status (1)

Country Link
GB (1) GB1484812A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3408295C1 (en) * 1984-03-07 1985-10-24 Hartmut Dipl.-Ing. 4770 Soest Schrage Chain made of non-metallic materials and process for producing it
GB2160614A (en) * 1984-06-21 1985-12-24 Thames Water Authority Improvements in or relating to drive chains

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3408295C1 (en) * 1984-03-07 1985-10-24 Hartmut Dipl.-Ing. 4770 Soest Schrage Chain made of non-metallic materials and process for producing it
GB2160614A (en) * 1984-06-21 1985-12-24 Thames Water Authority Improvements in or relating to drive chains

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee