US2374364A - Turning machine controlled by the diameter of the work - Google Patents

Turning machine controlled by the diameter of the work Download PDF

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Publication number
US2374364A
US2374364A US2374364DA US2374364A US 2374364 A US2374364 A US 2374364A US 2374364D A US2374364D A US 2374364DA US 2374364 A US2374364 A US 2374364A
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diameter
work
turning machine
machine controlled
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Expired - Lifetime
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/28—Chains or chain guides
    • E21C25/34—Chains
    • E21C25/36—Couplings for links

Definitions

  • a plurality of links, and means for pivotally connecting said links together comprising a plurality of split pins, each of said split pins being made up of two parts which are adapted to extend through adjacent ends of the links of the chain, a locking pin adapted to extend through one part of each of said split pins in the direction of its axis and be bent over at its ends to lock said parts of said split pin together, the other part of each of said split pins having recessed portions at its opposite ends, to
  • each split pin receives the bent-over ends of said locking pin, and said other part of each split pin having a head formed on each end thereof adapted to en- W'ILLIAM T. MCCULLOUGH.

Description

1 mmmuu m] CUTTER .CHAIN Filed Jan. 24, 1944 I N VEN TOR.
sponding shouldered portions of the recessed portions of said links, to exert a force tending to move said links inwardly towards each other.
9. In a cutter chain, a plurality of links, and means for pivotally connecting said links together comprising a plurality of split pins, each of said split pins being made up of two parts which are adapted to extend through adjacent ends of the links of the chain, a locking pin adapted to extend through one part of each of said split pins in the direction of its axis and be bent over at its ends to lock said parts of said split pin together, the other part of each of said split pins having recessed portions at its opposite ends, to
receive the bent-over ends of said locking pin, and said other part of each split pin having a head formed on each end thereof adapted to en- W'ILLIAM T. MCCULLOUGH.
pril 24, 1945. H. L. MacNElLL ET AL 2,374,365
TURNING MACHINE CONTROLLED BY THF. DIAMETER OF THE WORK Filed Aug. 5o, 1944 5 sheets-sheet 1 la -11| o lo Iwezaufs:
US2374364D Turning machine controlled by the diameter of the work Expired - Lifetime US2374364A (en)

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US2374364A true US2374364A (en) 1945-04-24

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US2374364D Expired - Lifetime US2374364A (en) Turning machine controlled by the diameter of the work

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2458935A (en) * 1947-08-22 1949-01-11 Charles J Forbes Straddle link connector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2458935A (en) * 1947-08-22 1949-01-11 Charles J Forbes Straddle link connector

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