US122951A - Improvement in marble-polishing machines - Google Patents

Improvement in marble-polishing machines Download PDF

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US122951A
US122951A US122951DA US122951A US 122951 A US122951 A US 122951A US 122951D A US122951D A US 122951DA US 122951 A US122951 A US 122951A
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stone
frame
marble
improvement
polishing machines
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B23/00Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/04Portable grinding machines, e.g. hand-guided; Accessories therefor with oscillating grinding tools; Accessories therefor
    • 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
    • Y10T74/18Mechanical movements
    • Y10T74/18544Rotary to gyratory
    • Y10T74/18552Unbalanced weight

Definitions

  • My invention consists of a horizontally-swinging polishing stone-holder, with driving-gear and supporting apparatus therefor, adapted to be mounted on the surface of a large stone to be polished, and adjusted along it from one position to another and secured at any point, or to be used 011 a stationary table or platform, all as hereinafter described.
  • Figure l is a transverse sectional elevation of my improved machine
  • Fig. 2 is a plan or top view of the same.
  • A represents a pair of posts mounted on broad bases B, and supporting the vertical rectangular frame 0 by each end, the said ends being fitted to the postin a groove or slot, so as to rise and fall readily, the grooves and the parts of the frame fitting them being so arranged that the posts and frame cannot be detached in the endwise direction of the frame.
  • the under sides of the base-pieces B are shod with leather sheets D, to hold upon the smooth surfaces by suctionor atmospheric pressure when wet and dropped upon said surface, so that the air will be excluded from between them.
  • This frame supports two vertical crankshafts, E, with their cranks, at the lower ends below the lower side of frame 0, and at the upper ends they are geared with a drivingshaft, F, worked by a crank or other means.
  • a frame, G is suspended ,on the wrist-pins H of these crank-shafts, in which the polishingstone I is held by set-screws K or other suitable means, to be swung by the cranks over the surfaces of the stone to be polished, the
  • the supports A B are further secured to the, stone to be polishedwhich is represented by.
  • the machine may also be adjusted from side to side of the stone to be polished to work over the space between the edges, and held by these clamps, which will be adjusted accordingly.
  • one of the posts may be placed beyond the stone on a platform level with it.
  • the machine and stone may be placed on a table, the stone being between the posts.
  • buttons for locking the frame 0 and posts together when the machine is to be moved represents buttons for locking the frame 0 and posts together when the machine is to be moved.
  • the machine may be used to polish metal and other substances.
  • the sand may be carried upon the top of the stone and fed down through passages Q from time to time to the working surfaces.

Description

UNITED STATES PATENT OFFICE.
MICHAEL MALLON, OF RAHWAY, NEW JEEsEY.
Specification forming part of Letters Patent No. 122,951, dated January 23, 1872.
Specification describing a new and Improved Machine for Polishing Marble, invented by MICHAEL MALLON, of Rahway, in the county of Union and State of New Jersey.
My invention consists of a horizontally-swinging polishing stone-holder, with driving-gear and supporting apparatus therefor, adapted to be mounted on the surface of a large stone to be polished, and adjusted along it from one position to another and secured at any point, or to be used 011 a stationary table or platform, all as hereinafter described.
Figure l is a transverse sectional elevation of my improved machine, and Fig. 2 is a plan or top view of the same.
Similar letters of reference indicate corresponding parts.
A represents a pair of posts mounted on broad bases B, and supporting the vertical rectangular frame 0 by each end, the said ends being fitted to the postin a groove or slot, so as to rise and fall readily, the grooves and the parts of the frame fitting them being so arranged that the posts and frame cannot be detached in the endwise direction of the frame. The under sides of the base-pieces B are shod with leather sheets D, to hold upon the smooth surfaces by suctionor atmospheric pressure when wet and dropped upon said surface, so that the air will be excluded from between them. This frame supports two vertical crankshafts, E, with their cranks, at the lower ends below the lower side of frame 0, and at the upper ends they are geared with a drivingshaft, F, worked by a crank or other means. A frame, G, is suspended ,on the wrist-pins H of these crank-shafts, in which the polishingstone I is held by set-screws K or other suitable means, to be swung by the cranks over the surfaces of the stone to be polished, the
weight of the polishing-stone, the frame 0, and the driving-gears being utilized to bear the polisher on the stone and increase its efi'ect.
The supports A B are further secured to the, stone to be polishedwhich is represented by.
the dotted lines Lby the extension-clamps M, pivoted to the bed-pieces through slots 0, which allow them to be adjusted to stones ofdifferent widths. The machine may also be adjusted from side to side of the stone to be polished to work over the space between the edges, and held by these clamps, which will be adjusted accordingly.
For working to the ends of a large stone one of the posts may be placed beyond the stone on a platform level with it. For dressing smaller pieces not so long as the frame between the posts, the machine and stone may be placed on a table, the stone being between the posts.
1? represents buttons for locking the frame 0 and posts together when the machine is to be moved.
The machine may be used to polish metal and other substances. The sand may be carried upon the top of the stone and fed down through passages Q from time to time to the working surfaces.
Having thus described my invention, I claim as new and desire to secure by Letters Patent 1. The combination, with the frame, of the extension clamps, substantially as specified.
1'. The combination of the frame 0 and posts A B, substantially as specified.
The above specification of my invention signed by me this 26th day of October, 1871.
MICHAEL MALLON.
Witnesses:
GEo. W. MABEE, T. B. MOSHER.
US122951D Improvement in marble-polishing machines Expired - Lifetime US122951A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700259A (en) * 1949-10-10 1955-01-25 Dreyfus Sylvain Process for treating brush bristles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700259A (en) * 1949-10-10 1955-01-25 Dreyfus Sylvain Process for treating brush bristles

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