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US1575177A - Drop-cord holder - Google Patents

Drop-cord holder Download PDF

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Publication number
US1575177A
US1575177A US60529A US6052925A US1575177A US 1575177 A US1575177 A US 1575177A US 60529 A US60529 A US 60529A US 6052925 A US6052925 A US 6052925A US 1575177 A US1575177 A US 1575177A
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US
United States
Prior art keywords
cord
carriage
drop
teeth
pawl
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US60529A
Inventor
Moran Lawrence
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Individual
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Individual
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Publication date
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Priority to US60529A priority Critical patent/US1575177A/en
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Publication of US1575177A publication Critical patent/US1575177A/en
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Expired - Lifetime legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14Adjustable mountings
    • F21V21/16Adjustable mountings using wires or cords

Definitions

  • the present invention relates to a holder for the drop cord of an electric light, and has for its object to provide a means whereby the electric light may be raised and lowered so as to be held at the desired height.
  • Another important object of the invention is to provide an adjustable holder of this nature which is exceedingly simple in its construction, strong and durable, eflicient and reliable in operation, easy to manipulate, and otherwise well adapted to the purpose for which it is designed.
  • FIG. 1 is an elevation showing a drop cord and my improved holder associated therewith
  • Fig. 2 is a detail perspective view of the holder
  • Fig. 3 is a transverse section therethrough.
  • 5 designates a bracket of angular construction to provide the top horizontal arm. 6 and the vertical arm 7 depending therefrom.
  • the arm 7 is provided with a longitudinally extending series of teeth 8 which are stamped along the longitudinal dimensions thereof.
  • a carriage A is formed from a single strip of metal bent to provide jaws 9 for slid-ably engaging the side edges of the arm 7 and an intermediate offset body portion 10.
  • a clamp 11 is fixed to the body portion 10 of the carriage A,
  • a spring pawl 12 is fixed to the body portion 10 and its free end engages the teeth 8 for holding the carriage in different adjusted positions on the arm 7
  • a stop pin 13 is provided on the arm 7 adjacent the upper end of the series of teeth 8, with which the carriage A abuts in its uppermost position.
  • a guide tube 14 pierces the top of the arm Serial No. 60,529.
  • a cord or the like 16 istrained through theiguide tube 14:, through an eye bolt 17, fastened adjacent the free end of the spring pawl and the endof the cord is fastened to the fixed end of the pawl 12, as at 18.
  • the extension or drop cord 19 depends in the usual manner from the bracket 20 and has the electric lamp or bulb 21 mounted on the end thereof in the usual manner. An intermediate portion of this drop cord 19 is engaged in the clamp 11.
  • the carriage By pulling downwardly on the free end of the cord 16, the carriage may be moved upwardly of the arm 7, since when the cord 1.6 is pulled it will become taut thereby releasing the pawl 12 from the teeth 8. As soon as the cord 16 is released, the spring pawl will more back in place in engagement with the teeth 8 so as to hold the carriage in its adjusted position.
  • a device of the class described including a bracket having a series of teeth formed thereon, a carriage slidably mounted on the bracket, a spring pawl on the carriage engageable with said teeth, a clamp on said carriage for engaging a drop cord, an eye on the intermediate portion of the pawl,
  • a device of the class described including a bracket having an upper horizontal arm and a vertical lower arm, said vertical arm provided with a longitudinally disposed series of teeth, a carriage slidably mounted on the vertical arm, a spring pawl on the carriage engaged with said teeth,

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Catching Or Destruction (AREA)

Description

March 2 1926. 1,575,117
L. MORAN DROP CORD HOLDER Filed Oct. 5, 1925 L Worn? Patented Mar. 2, 1926.
UNITED STATES LAWRENCE MORAN, OF CHICAGO, ILLINOIS.
DROP-CORD HOLDER.
Application filed October 5, 1925.
To all whom it may concern Be it known that I, LAWRENCE MORAN, a citizen of the United States, residing at Chicago, in the county of Cook and State of Illinois, have invented certain new and useful Improvements in a Drop-Cord Holder, of which the following is a specification.
The present invention relates to a holder for the drop cord of an electric light, and has for its object to provide a means whereby the electric light may be raised and lowered so as to be held at the desired height.
Another important object of the invention is to provide an adjustable holder of this nature which is exceedingly simple in its construction, strong and durable, eflicient and reliable in operation, easy to manipulate, and otherwise well adapted to the purpose for which it is designed.
With the above and numerous other objects in view as will appear as the description proceeds, the invention resides in certain novel features of construction, and in the combination and arrangement of parts as will be hereinafter more fully described and claimed.
In the drawing Figure 1 is an elevation showing a drop cord and my improved holder associated therewith,
Fig. 2 is a detail perspective view of the holder, and
Fig. 3 is a transverse section therethrough.
Referring toothe drawing in detail, it-
will be seen that 5 designates a bracket of angular construction to provide the top horizontal arm. 6 and the vertical arm 7 depending therefrom. The arm 7 is provided with a longitudinally extending series of teeth 8 which are stamped along the longitudinal dimensions thereof. A carriage A, is formed from a single strip of metal bent to provide jaws 9 for slid-ably engaging the side edges of the arm 7 and an intermediate offset body portion 10. A clamp 11 is fixed to the body portion 10 of the carriage A,
A spring pawl 12 is fixed to the body portion 10 and its free end engages the teeth 8 for holding the carriage in different adjusted positions on the arm 7 A stop pin 13 is provided on the arm 7 adjacent the upper end of the series of teeth 8, with which the carriage A abuts in its uppermost position. A guide tube 14 pierces the top of the arm Serial No. 60,529.
7, extending transversely thereof and having downwardly curved ends 15. A cord or the like 16 istrained through theiguide tube 14:, through an eye bolt 17, fastened adjacent the free end of the spring pawl and the endof the cord is fastened to the fixed end of the pawl 12, as at 18. i
The extension or drop cord 19 depends in the usual manner from the bracket 20 and has the electric lamp or bulb 21 mounted on the end thereof in the usual manner. An intermediate portion of this drop cord 19 is engaged in the clamp 11. By pulling downwardly on the free end of the cord 16, the carriage may be moved upwardly of the arm 7, since when the cord 1.6 is pulled it will become taut thereby releasing the pawl 12 from the teeth 8. As soon as the cord 16 is released, the spring pawl will more back in place in engagement with the teeth 8 so as to hold the carriage in its adjusted position. To pull the carriage down, it is only necessary to pull downwardly on the cord .16 with suflicient force to cause the pawl 12 to slide over the teeth 8, then reduce the pull on the cord 16 to just enough to hold the spring pawl open and the carriage due to its weight, which is greater than the pressure required to hold the spring pawl open, will slide down to the required posi tion.
It is thought that the construction, operation, and advantages of this invention will now be clearly understood without a more detailed description thereof. The present embodiment of the invention has been disclosed merely by way of example since in actual practice it attains the features of advantage enumerated as desirable in the statement of the invention and the above description.
It is apparent that changes in the detaiis of construction and in the combination and arrangement of parts may be resorted to without departing from the spirit or scope of the invention as hereinafter claimed or sacrificing any of its advantages.
Having thus described my invent-ion, what I claim as new is 1. A device of the class described including a bracket having a series of teeth formed thereon, a carriage slidably mounted on the bracket, a spring pawl on the carriage engageable with said teeth, a clamp on said carriage for engaging a drop cord, an eye on the intermediate portion of the pawl,
a c ord fixed to the carriage and threaded through the eye, and guide means on" the bracket for the cord so that when said cord is pulled to raise the carriage it will" pull the pawl out of engagement with the teeth.
2. A device of the class described including a bracket having an upper horizontal arm and a vertical lower arm, said vertical arm provided with a longitudinally disposed series of teeth, a carriage slidably mounted on the vertical arm, a spring pawl on the carriage engaged with said teeth,
through said tube and having one end ex tending through the eye of the pawl, and fixed to the carriage whereby said cord mav be pulled to release the pawl from the teeth 20 and raise the carriage; or lower same.
In testimony whereof I afiix my signature.
LAXVRENCE MGRAN.
US60529A 1925-10-05 1925-10-05 Drop-cord holder Expired - Lifetime US1575177A (en)

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US60529A US1575177A (en) 1925-10-05 1925-10-05 Drop-cord holder

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US60529A US1575177A (en) 1925-10-05 1925-10-05 Drop-cord holder

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3251569A (en) * 1964-05-29 1966-05-17 Fred L Rynearson Adjustable hanger
US4875656A (en) * 1988-06-30 1989-10-24 Brunswick Corporation Stowable pull handle for electric trolling motor support apparatus
US5820086A (en) * 1992-02-28 1998-10-13 Hoftman; Mike M. I.V. pole and irrigation tower and support system
US8567738B1 (en) * 2012-01-10 2013-10-29 James Adair Portable intravenous device and hanger therefor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3251569A (en) * 1964-05-29 1966-05-17 Fred L Rynearson Adjustable hanger
US4875656A (en) * 1988-06-30 1989-10-24 Brunswick Corporation Stowable pull handle for electric trolling motor support apparatus
US5820086A (en) * 1992-02-28 1998-10-13 Hoftman; Mike M. I.V. pole and irrigation tower and support system
US8567738B1 (en) * 2012-01-10 2013-10-29 James Adair Portable intravenous device and hanger therefor

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