US125976A - Improvement in cylinders for steawi-hanimers - Google Patents

Improvement in cylinders for steawi-hanimers Download PDF

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US125976A
US125976A US125976DA US125976A US 125976 A US125976 A US 125976A US 125976D A US125976D A US 125976DA US 125976 A US125976 A US 125976A
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cylinder
head
improvement
cylinders
steawi
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/22Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/226Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having elastic elements, e.g. springs, rubber pads

Definitions

  • My invention relates to a new and improved device for preventing the breakage of steamhammer cylinder-heads and cylinders by means of a spring or a positive elastic cushion.
  • Figure 1 is a top view of the cylinder of an ordinarysteamhammer, having attached to it my improvement.
  • Fig. 2 is a vertical section of the cylinder of an ordinary steam-hammer, showing the position of my improved device.
  • FIG. 2 of the accompanying drawing A represents an ordinary cylinder of a steamhammer, showing the piston at its upper stroke.
  • a detachable cylinder-head, C Attached to, and upon the top of cylinder A, is a detachable cylinder-head, C, securely fastened thereto by bolts or other suitable means.
  • the cylinder-head C has a covering or headplate, F.
  • the bumper-pin D which can be made of iron or any other suitable material, is placed in position through the upper end of said cylinder-head C, and rests upon two shoulders inside of the cylinder-head C. This bumperpin D extends through the lower part ot' said cylinder-head U a suiiicient distance to prevent the piston from striking its under side.
  • a cylinder with a cylinder-head constructed as described permits ofthe piston-rod being made long enough to allow its withdrawal at the upper end of said cylinder, for the purpose of changing packing or making examination of the interior of said cylinder, by simply removing said cylinder-head C, and without disarranging other parts of the steam-hammer.
  • the bumper-pin D or the spring or cushion ⁇ placedin the space E can also be readily withdrawn by removing the head-plate F.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Description

Tfn. MORGAN] improvement in Cylinders forSteam-Hammes.
N0. 125,976, I Patented April23,187*2.
` I'Ial n n nlnnnnn 'n nggg Uivrrn THOMAS R. MORGAN, OF PITTSBURG, PENNSYLVANIA, ASSIGNOR OF ONE- HALF HIS RIGHT TO CHARLES E. MARCHAND, OF SAME PLACE.
IMPROVEMENT IN CVLINDERS FOR STEAM-HAMMERS.
Specification forming part of Letters Patent No. 125,976, dated April 23, 1872.
SPECIFICATION.
To all whom it may concern:
Be it known that I, THOMAS R. MORGAN, of Pittsburg, in the county ofAllegheny and State ofPennsylvania, have invented certain new and useful Improvements in Cylinder-Heads for Steam-Hammers 5 and I do hereby declare that the following is a full, clear, and exact description thereof, reference being had to the accompanyin g drawing and to the letters ot' reference marked thereon, which form a part of this speciticatio'n.
My invention relates to a new and improved device for preventing the breakage of steamhammer cylinder-heads and cylinders by means of a spring or a positive elastic cushion.
In the accompanying drawing, Figure 1 is a top view of the cylinder of an ordinarysteamhammer, having attached to it my improvement. Fig. 2 is a vertical section of the cylinder of an ordinary steam-hammer, showing the position of my improved device.
` Letters of reference denote parts.
In Fig. 2 of the accompanying drawing, A represents an ordinary cylinder of a steamhammer, showing the piston at its upper stroke. Attached to, and upon the top of cylinder A, is a detachable cylinder-head, C, securely fastened thereto by bolts or other suitable means. The cylinder-head C has a covering or headplate, F. The bumper-pin D, which can be made of iron or any other suitable material, is placed in position through the upper end of said cylinder-head C, and rests upon two shoulders inside of the cylinder-head C. This bumperpin D extends through the lower part ot' said cylinder-head U a suiiicient distance to prevent the piston from striking its under side. The
remaining space, E, in said cylinder-head C is occupied by a spiral or any other kind of metal spring, or by rubber or any oth er kind ofbrous packing, such a's hemp. Upon the said bumperpin D and the said spring or packing in space E being placed in position, the covering or head-plate F is placed on top and securely parent. Instead ot' the piston striking the cylinder-head the bumper-pin D receives the concussion, which, being forced against the spring or packing-cushion in the space E, prevents the breakage of either the cylinder or cylinderhead. It is also of great value, because not requiring the amount of care or skill on the partof the person engaged in working said steam-hammer.
A cylinder with a cylinder-head constructed as described permits ofthe piston-rod being made long enough to allow its withdrawal at the upper end of said cylinder, for the purpose of changing packing or making examination of the interior of said cylinder, by simply removing said cylinder-head C, and without disarranging other parts of the steam-hammer. The bumper-pin D or the spring or cushion` placedin the space E can also be readily withdrawn by removing the head-plate F.
Having thus described my invention, what I claim as new, and desire to secure by Letters two witnesses.
THOS. R. MORGAN. Witnesses:
MAX EVERLING, BoLrr SMITH.
US125976D Improvement in cylinders for steawi-hanimers Expired - Lifetime US125976A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3831500A (en) * 1971-10-13 1974-08-27 Seiko Instr & Electronics Apparatus for effecting oscillatory movement of an output member

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3831500A (en) * 1971-10-13 1974-08-27 Seiko Instr & Electronics Apparatus for effecting oscillatory movement of an output member

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