US239009A - Self-chalking holder for chalk-lines - Google Patents

Self-chalking holder for chalk-lines Download PDF

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US239009A
US239009A US239009DA US239009A US 239009 A US239009 A US 239009A US 239009D A US239009D A US 239009DA US 239009 A US239009 A US 239009A
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chalk
holder
lines
self
chalking
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44DPAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
    • B44D3/00Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
    • B44D3/38Cord line chalkers

Definitions

  • the object of my invention is to provide a new and improved self-chalking holder for chalk-lines which is simple in construction and use, chalks the line perfectly, and does not waste or break the chalk.
  • the invention consists in a tubular roller or barrel, upon which the string or line is wound, the barrel being provided with two loose end pieces united by a spindle, upon which a cylindrical piece of chalk is loosely mounted and pressed against and into one of the end pieces by an adjustable spring in such a manner that the end surface of the piece of chalk is pressed against the string or line, which passes through a recess formed by the end surface of the piece of chalk, and a laterally-projecting flange of the corresponding end piece.
  • Figure 1 is a cross-sectional elevation of my improved self-chalking chalk-line holder.
  • Figs. 2 and 3 are the two end elevations of the same.
  • Fig. 4 is a plan View of the clamp for adjusting the spring acting upon the piece of chalk.
  • a hollow cylinder, A is provided with the end pieces or heads, B B, into which the ends of the cylinder pass, as shown in Fig. 1, which end pieces are held together by a spindle, G, rigidly attached to one of the end pieces-for instance B-and screwed into the other, the cylinder A being held loosely between the two end pieces.
  • the clamp F consists of two semi-cylindrical pieces, obtained by sawing a short tube longitudinally in two parts, united by a U- shaped spring-piece, I), attached to each semicylindrical part.
  • the clamp is further provided with two lugs, G, for conveniently turning or moving the same.
  • the end piece, B is provided with a transverse bar or ridge, H, tern1inating in curves,
  • washenplate E is then mounted on the spindle likewise, and is pressed against the lower surface of the chalk by the spring 0, which is adjusted to a certain pressure by the clamp F, and finally the end piece B is screwed to the spindle, and the device is ready for use.
  • the line or cord K is passed through the recess formed by the upper surface of the piece of chalk D and by the laterally-projectingflange J.
  • the device is held between the thumb and fingers of the left hand, and if the cord K is drawn so as to unwind from the cylinder it must pass through the groove formed below the flangeJ; and as the piece of chalk D, with which the cord is in contact, is continually being rotated as the cylinder containing it is rotated by the unwinding of the cord, it chalks the line or cord.
  • the within-described device possesses the advantage that none of the chalk is wasted or broken, and the inconveniences caused by continual mislaying of the chalk are avoided.

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  • Food-Manufacturing Devices (AREA)

Description

(ModeL) I 0. WING.
Self Ghalking Holder for Chalk Lines.
No. 239,009. Patented March15,1881
INVENTUR:
ATTORNEYS.
WASH! UNITED STATES PATENT OFFICE.
GHAUNOEY WING, OF GREENFIELD, MASSACHUSETTS.
SELF-CHALKING HOLDER FOR CHALK-LINES.
SPECIFICATION forming part of Letters Patent No. 239,009, dated March 15, 1881.
Application filed July 13,1880. (Model) To all whom it may concern:
Be it known that I, CHAUNGEY WING, of Greenfield, in the county of Franklin and State of Massachusetts, have invented a new and Improved Self-OhalkingHolder for Uhalk- Lines, of which the following is a specification.
The object of my invention is to provide a new and improved self-chalking holder for chalk-lines which is simple in construction and use, chalks the line perfectly, and does not waste or break the chalk.
The invention consists in a tubular roller or barrel, upon which the string or line is wound, the barrel being provided with two loose end pieces united by a spindle, upon which a cylindrical piece of chalk is loosely mounted and pressed against and into one of the end pieces by an adjustable spring in such a manner that the end surface of the piece of chalk is pressed against the string or line, which passes through a recess formed by the end surface of the piece of chalk, and a laterally-projecting flange of the corresponding end piece.
In the accompanying drawings, Figure 1 is a cross-sectional elevation of my improved self-chalking chalk-line holder. Figs. 2 and 3 are the two end elevations of the same. Fig. 4 is a plan View of the clamp for adjusting the spring acting upon the piece of chalk.
Similar letters of reference indicate corresponding parts.
A hollow cylinder, A, is provided with the end pieces or heads, B B, into which the ends of the cylinder pass, as shown in Fig. 1, which end pieces are held together by a spindle, G, rigidly attached to one of the end pieces-for instance B-and screwed into the other, the cylinder A being held loosely between the two end pieces.
A centrally-perforated piece of chalk, D, fitting into the cylinder A, is loosely mounted on the spindle (l and pressed against one of the end pieces-for instance B-by a spring, 0, held between a washer-plate, E, directly below the chalk, and adjustable clamp F, mounted on the spindle O.
The clamp F consists of two semi-cylindrical pieces, obtained by sawing a short tube longitudinally in two parts, united by a U- shaped spring-piece, I), attached to each semicylindrical part. The clamp is further provided with two lugs, G, for conveniently turning or moving the same.
The end piece, B, is provided with a transverse bar or ridge, H, tern1inating in curves,
and provided with a laterally-projectingflange,
chalk D is first secured on the spindle O. The
washenplate E is then mounted on the spindle likewise, and is pressed against the lower surface of the chalk by the spring 0, which is adjusted to a certain pressure by the clamp F, and finally the end piece B is screwed to the spindle, and the device is ready for use. The line or cord K is passed through the recess formed by the upper surface of the piece of chalk D and by the laterally-projectingflange J. The device is held between the thumb and fingers of the left hand, and if the cord K is drawn so as to unwind from the cylinder it must pass through the groove formed below the flangeJ; and as the piece of chalk D, with which the cord is in contact, is continually being rotated as the cylinder containing it is rotated by the unwinding of the cord, it chalks the line or cord.
The within-described device possesses the advantage that none of the chalk is wasted or broken, and the inconveniences caused by continual mislaying of the chalk are avoided.
- Having thus fully described my invention, I claim as new and desire to secure by Letters Patent 1. The combination of the loose cylinder A, having ridges M, and the end pieces, B B, connected by, and one of them screwing on, the spindle O, with an elastic support for the chalk, substantially as described.
2. The combination, with the washer E and spring 0, of the two semi-cylindrical pieces and a U-shaped spring-piece, b, attached to each halfcylinder, as and for the purpose specified.
UHAUNOEY WING.
Witnesses O. G. S'rRA'rroN, Z. E. KEMP.
US239009D Self-chalking holder for chalk-lines Expired - Lifetime US239009A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434861A (en) * 1945-04-06 1948-01-20 Pachner Leo Combination applicator and line dressing container

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434861A (en) * 1945-04-06 1948-01-20 Pachner Leo Combination applicator and line dressing container

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