US58116A - Improvement in ore or quartz crushers - Google Patents

Improvement in ore or quartz crushers Download PDF

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Publication number
US58116A
US58116A US58116DA US58116A US 58116 A US58116 A US 58116A US 58116D A US58116D A US 58116DA US 58116 A US58116 A US 58116A
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Prior art keywords
quartz
improvement
crushers
ore
tappet
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H53/00Cams ; Non-rotary cams; or cam-followers, e.g. rollers for gearing mechanisms
    • F16H53/06Cam-followers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00Machine element or mechanism
    • Y10T74/21Elements
    • Y10T74/2101Cams
    • Y10T74/2107Follower

Definitions

  • A is a vulcanized-rubber tappet of thc form l of a hollow cylinder, to be forced upon the stamp-stem.
  • B is a hardenedsteel plate of the form shown, with two bolts, D D, having countersunk heads let into the plate B, and passing through an iron washer ⁇ of plate E, and secured above it by nuts F F.
  • the steel plate B has its lowersurface rounded in the manner shown in the drawings, to aord less surface of adhesion to the face ofthe cam, and enable the stamp to be turned with greater facility and diminish the friction.
  • a collar, G, with set-screw tting upon the stamp-stem, is put on just above the iron plate E, the head of the set-screw passing between the nuts F F.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Road Paving Machines (AREA)
  • Ladders (AREA)
  • Measurement Of Unknown Time Intervals (AREA)

Description

E. D. MCCARTHY.
Quartz Crusher.
Patented Sept-18, 1866.
N. PETERS. Hmmmhulraphr. wnmngmn. D. C.
UNITED STATES PATENT OEEIoE.
E. P. MOCARTHY, OF SAN FRANCISCO, CALIFORNIA.
IMPROVEMENT IN ORE OR QUARTZ CRUSHERS.
Specification forming part of Letters Patent No. 5S, 116, dated September 18, 1866.
To all whom it may concern:
Be it known that'l, EDMUND PATRICK Mo- CARTHY, of the city and county of San Francisco, State of California, have invented certain new and useful Improvements iu Tappets for Stamps used in Quartz-Mills, Src., called MeCarthys Noi seless Tappets, of which the following is a specification The nature of my improvement consists in making a tappet of vulcanized rubber, itslower face having a steel plate bolted to it. The tappet being forced onto the stamp-stem, the bolts pass through the steel plate, tappet, and upper plate or washer, and are secured above the latter by nuts.
To enable others skilled in the art to make and use my invention, I will proceed to describe its construction and operation, referring to the drawings making la part of this specification.'
A is a vulcanized-rubber tappet of thc form l of a hollow cylinder, to be forced upon the stamp-stem.
B is a hardenedsteel plate of the form shown, with two bolts, D D, having countersunk heads let into the plate B, and passing through an iron washer `of plate E, and secured above it by nuts F F.
, The steel plate B has its lowersurface rounded in the manner shown in the drawings, to aord less surface of adhesion to the face ofthe cam, and enable the stamp to be turned with greater facility and diminish the friction.
A collar, G, with set-screw tting upon the stamp-stem, is put on just above the iron plate E, the head of the set-screw passing between the nuts F F.
The advantages of my improved tappet are,
rst, in diminishing the jar upon the battery consequent upon the material of which the 'tappet is composed, in thel fact that it is held simply by the elastic force ofthe rubber, thus requiring no keys, set-screws, or other fastening; second, in case of the engine by which stamps are usually driven becoming suddenly reversed and the cams thrown forcibly against the iron tappets now in use, the stampstem, cams, or some portion of the machinery are liable to be broken 5 but by the use of my improved tappet the cams, when reversed, come in contact with an elastic substance without injury to the machinery.
Having thus described my improved tappet, I will now proceed to state what I claim and desire to secure by Letters Patent-that is to say: Y The use of a rubber tappet, A, steel-shod, the steel shoe B, plate E, and bolts F F, com bined in the manner and 4for the purposes set forth.
In witness whereof I have hereunto set my hand and seal this 9th day of November, A. D. 1865.
E. P. MOGARTHY. [L. su]
Witnesses:
C. W. BoYNToN, C. W. M. SMITH.
US58116D Improvement in ore or quartz crushers Expired - Lifetime US58116A (en)

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