CA2582652C - Height cabler - Google Patents

Height cabler Download PDF

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Publication number
CA2582652C
CA2582652C CA 2582652 CA2582652A CA2582652C CA 2582652 C CA2582652 C CA 2582652C CA 2582652 CA2582652 CA 2582652 CA 2582652 A CA2582652 A CA 2582652A CA 2582652 C CA2582652 C CA 2582652C
Authority
CA
Canada
Prior art keywords
catch
main body
weight
handle
tool
Prior art date
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 - Fee Related
Application number
CA 2582652
Other languages
French (fr)
Other versions
CA2582652A1 (en
Inventor
Parviz Farnoush
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA 2582652 priority Critical patent/CA2582652C/en
Publication of CA2582652A1 publication Critical patent/CA2582652A1/en
Application granted granted Critical
Publication of CA2582652C publication Critical patent/CA2582652C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
    • H02G1/04Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/12End pieces terminating in an eye, hook, or fork
    • H01R11/14End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp

Landscapes

  • Electric Cable Installation (AREA)
  • Supports For Pipes And Cables (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Emergency Lowering Means (AREA)

Abstract

In a tool for installing cables, a handle is secured to a main body perpendicular to the handle. The main body houses a shaft that allows a chain to be fastened to the end of the shaft at the opening, which is in turn securely connected to cables. The handle can then be extended via an extension pole to the desired height in order to place the metal chain over beams in industrial buildings. Once the desired position of the cable is achieved the operator can then pull the release rope, which in turn pulls the shaft back and opens the chain notch and drops the chain. The chain will then drop to the floor enabling the operator to pull the cables up and over the beams, via twine that is attached to the chain, which in turn is attached to the cables.

Description

Description:

This invention relates to a manually operable tool for installing cahips through the opening of rafters, joists, beams or pipes in ceilings of industrial buildings, Various kinds of methods have been used for installing cables in industrial buildings. One common method for installing cables In industrial buildings is to use ladders, skyjacks or turklifts connected to metal cages in order to reach and maneuver cables through the opening of rafters, joists, beams and pipes. The ladder, skyjack or forklift are placpel under a rafter, joist, beam or pipe and the individual raises himself or herself 20 feet or higher into the air where they are eye-level to the rafter, joist, beam or pipe.
The individual then manually places the cable through the openiny of rafter, joist, beam or pipe and pulls the cable from the other side only to repeat the process at the next joist, beam or pipe.

Although the method is highly successful, certain limitations do exist in this known method described. In particular, there exists a certain danger in climbing 20 feet or higher in the air since the necessary areas are often congested with debris, boxes, and machinery. Pulling cables from this height creates a destabih7inO effect, which may lead to injury. The use of skyjacks or fortclifts are also inconvenient and require the unnecessary cost of renting equipment that allows a person to reach areas where cabips need to be placed, These methods are also inerticient because they often require the energy of two or more individuals positioned 20-30 feet from each other; one to feed the wires from the cnhle box on the ground, one to operate the equipment and one to place the cables through the rafters, joists, beams or pipes which often result In communication break down.

It is the object of the present Invention to provide an improved method for cabling or wiring in high ceiling.

Another object of the invention is to provide a wire cabler, wherein high cost and dangerous work environments and situations are minimized.

The above objects are met with the present invention, which provides a device that allows the operator to place the cable(s) through the opening of ratters, over beams and pipes while standing on the ground. Such an apparatus permits one individual to do the job of 2 or 3, secures a greater effect with less energy and reiJu..es the cost of renting heavy equipment. The operator manually positions the device 20 feet or higher into the rafter, joist, beams and pipes carefully making sure the drop chain can freely des xiid to the ground. Once the desired position of the drop chain is achieved the individual pulls a release rope thereby compressing the tension spring and allowing the shaft to be compressed against the tension spring creating an opening in the chain notch and allowing the drop chain to go free and descend to the floor. The drop chain which is connected the twine or string, which is in turn connected to the cables can be pulled guiding the wires through the joist, rafters, beams and pipes all while safely standing on the ground.

Other objects of the invention will become apparent to those skilled in the art from the following description, taken in connection with the accompanying drawing In a drawing which illustrates embodiments of the Invention:

Figure 1 is a perspective view of the height cabler showing the internal components of the device constructed in accordance with the invention;

Figure 2 is a side view of this device without showing the internal components of the device;
Figure 3 is a side view of the device with the drop chain, twine and cables attached;

Figure 4 is a side view of the shaft which is an Internal component of the device shown in Figure Figure 5 shows the device being operated in its Intended work environment;

Figure 6 is a zoomed view of the end of the apparatus of Figure 5;
Figure 7 is a zoomed view of the front of the apparatus of Figure 5;
Figure 8 is a zoomed view of the end of the apparatus of Figure 5;

Figure a is a zoomed end view of the device showing a the internal components of the apparatus depicted in Figure 1; and Figure 10 is a zoomed view of the cables box, wire and twine depicted in Figure 5.

Very generally, the height cabler or tool of the invention comprises of a handle 14, which is perpendicular to the main body 1. 'T he main body 1 acts as the frame (or housing tube) of the invention and houses all moving and stationary parts including a shaft 10, a tension spring 4, tension spring chamber 3, a tension spring blocker23, two bridges 22 (if designed so), a chain notch 7 and a pulley and axe[ 8, which allow the invention to function. Attached to the front of the main unit Is the drop chain 8 and attached to the end of the shaft is a release rope 16.

Referring now more particularly to Figure 1, the embodiment of the invention illustrated therein shows the side view of the device. Specifically a handle 14 is secured to the main body 1 perpendicular to the handle 14. The handle 14 and the main body I maybe formed from metal, as shown or may If designed, be made from aluminum tubes or with plastic. The handle comprises an elongated gripping surface, a pole-receiving socket extending along the length of the gripping surface, and a recess extending from en end of the main body, Upon the handle are two screws 15 which are tightened by wing nuts to secure the extension handle 17 to the device. The handle 14 Is then secured to the device by an adjustable nut 13 (or it can be done with a bracket if designed so), which is fastened to the end of main body I of the device. Extending at a perpendicular angle to the handle 14 is the main body 1 of the device. The main body 1 of the device has the ability fn fold by loosening the adjustable nut 13, Tho main body 1 of the device extends 35" (this size can vary depending on the design)from front to end and is welded or fastpnnrf with a bracket flush to the handle at a perpendicular angle, the main body 1 is extendable (telescopic). The main body 1 is elongated cylinder 9 that Is hollow and ovoid. The main body I may be formed from metal 2, ac shown or may, if designed, be rniade from aluminum or hard plastics.
At the front or distal portion of the main body 1 is a chain notch or opening 7, which is 3/4 inches in length and half on inch in depth, At the end or ttie main body is a hollow cylinder called the spring chamber 3 the spring chamber 3 may be positioned in the front of the main body, spring chamber is containing a tension spring 4. The tensiun spring 4 Is removed by unscrewing a neck nut (bolt)12 with a hole in the center, The tension spring chamber 3 also has holes on either end, which allows a shaft 10 to move freely through the tension spring chamber 3. one end of the spring chamber 3 is spring blocker 23 towards the tip of the main body 1, and the other end Is the necked nut (bolt) 12, Within the main body I is a shaft 10 as shown it may be designed to be made from metal (as shown) or aluminum or hard plastics.

Referring more particularly to Figure 4, the shaft 10 is housed inside the main body 1 and Is 33 inches in length or it can be made shorter if the spring chamber 3 is located towards the front of the main bodyl. I he shaft 10 has a forward portion which is pointed at the front tip of it and at the end of it has a hole 5 like a needle eye. The shaft 10 has a metal ring (lip) called the tension spring holder 11 located at a specific distance from the tip of the shaft (the location of tension spring holder can vary depending on the location of tension spring chamber 3 in side the main bodyl). The tension spring holder is welded (or fastened) to the shaft this will stop'the shaft at the tension spring blocker 23, so it can not go in any further within the main body 1 shown in Figure 9. Referring back to Figure 1 and 2, the shaft at its resting point is one inch out from the front of the main body I and from the tip Is exposed by the opening of the chain notch 7. The shaft 10 moves laterally within the main body 1 and passes through the tension spring chamber 3 and tension spring 4. The shaft 10 can be removed for maintenance by unscrewing the necked nut (bolt) 12 attached to the tension spring chamber 3 and sliding the shaft 10 it of the! main body 1. with tension spring4, When the shaft 10 is reinstalled it is placed inside the main body I from the end of the main body 1 and passes through the ocntar of the tencinn spring chamber S. The shaft 10, when the tension spring holder 11 hits the spring blocker 23 at the end of the tension spring chamber 3. the shaft 10 can not go in more, The tension spring 4 is then inserted over the shaft 10, within the tension spring chamber 3. The tension spring chamber 3 Is then closed by fastening the necked nut (bolt) 12 to the tension spring chamber 3 this compresses the tension spring against the toncion spring holder fixod to tho shaft and holds the shaft 10 pushed at all the time until the shaft is pulled backward within the main body 1, with the release rope 16 is pulled this allows the shaft 10 to move backward and open the chain notch 7 at the tip of the main body 1.
In the illustrated embodiment, the handle 14 is secured to the end of the main body1, two bridge pieces 22 by welded or fasten to the main body 1, the bridge 22 may be removed if the spring chamber 3 is relocated to the front of the main body, the two bridge pieces 22 are joined in the middle by a pulley and axes 6. When the release rope 16 is pulled, the shaft 10 is also pulled compressing the tension spring towards the necked nut 12 and opening the chain notch 7 at the front tip of the main body 1. The notch or opening and the shaft form a catch which allows the chain 8 to be released from the tip of the shaft 10 and drop from the device. The drop chain 8 will then fall to the floor and bring down the twine 18 that is connected to the drop chain 8 which is in turn connected to the cables 18, enabling the operator to pull the cables 20 up and over the beams. The cables are fed from a cable box 21 shown in figures 1, 3, 5, and 10.

Referring now to Figures 5, 6, 7, and 8, a further illustration of the invention is shown. In this illustration, the Invention is shown in its working-environment. The individual stands on the ground whilc holding the extension handle 17, which is connected to the main body 1. The Individual then positions the main body 1 of the unit in to the opening of a beam nr jcilst carefully making sure the drop chain 8 can freely descend to the ground. Once the desired position of the drop chain 8 is achieved the individual pulls the release rope 16 thereby comprescinrd the tension spring 4 and allowing the shaft 10 to be pullwU
backward inside the main body there by the tip of the shaft moves away from the chain notch and the chain notch 7 opens and allowing the drop chain 8 to dosecnd to the floor and brings the twine connected to the drop chain down, then the operator pulls the twine which in turn tied to the cable or cables and hringgs the cable down from over the beams or rafters.

It may be seen, therefore, that the invention provides an inipioved process for cabling or wiring.
The invention improves efficiency and decreases cost all while creating a safer work environment.

Various modification of this invention in addition to those shown and described herein will become apparent to those skilled in the art from the foregoing description and accompany drawiiiys. Such modifications are intended to fall within the scope of the appended claims.
including making the over all sizo to be longer or smeller, to make the body expandable (telescopic) or fixed, moving the tension spring to the front or making it from various material like metal, aluminum or plastic.

Claims (9)

1. A tool for drawing a cable over an object from a location remote from said object, said tool including: an elongated handle; a main body associated with said handle and having a distal portion; a catch at said distal portion and being movable from a closed to an open position, said catch when in said closed position adapted to engage a weight; and when in said open position adapted to disengage said weight; a spring for biasing said catch into said closed position; and a release for applying a force opposed to the bias of said spring for causing said catch to open with resulting unfastening of said weight from said catch, said release being operable at said remote location.
2. A tool for drawing a cable over a structural component of a building from a location remote from and beneath said structural component, said tool including: an elongated handle;

a main body associated with said handle and having a distal portion; a catch at said distal portion and being movable from a closed to an open position, said catch when in said closed position adapted to engage a weight; and when in said open position adapted to disengage said weight; a spring for biasing said catch into said closed position; and a release for applying a force opposed to the bias of said spring for causing said catch to open with resulting unfastening of said weight from said catch, said release being operable at said remote location.
3. The tool of claims 1 or 2 wherein said main body is an elongated cylinder having an opening in said distal portion, said tool further including a shaft which is received in said cylinder and which slides forward and backward therein, said shaft having a forward portion which acts alternatively to open and close said opening as said forward portion slides forward and backward, respectively, in said cylinder, said forward portion and said opening cooperating to define said catch.
4. The tool of claims 1, 2 or 3 further including a release rope accessible to an operator who holds said handle, said release rope when pulled, applying said force for causing said catch to open and when released, allowing said catch to close.
5. The tool of claims 1, 2, 3 or 4 wherein said spring applies said force to said shaft for activating said catch.
6. The tool of claims 1, 2, 3 or 4 wherein said handle is telescopic.
7. The tool of claims 1, 2 3, 4 or 5 wherein said main body is telescopic.
8. A method of drawing a cable over an object from a location remote from said object, said method including the steps of, providing a tool having an elongated handle, a main body attached to said handle and a catch at a distal portion of said main body and being moveable from a closed position, in which said catch is adapted to engage a weigh to an open position in which said catch releases a weight; providing a spring for biasing said catch into said closed position; causing a weight to be engaged by said catch; connect-ing a cable to said weight;
manipulating said handle at said remote location until said main body lies over said structural component such that said handle is on one side of said structural component and said weight is on the opposite side thereof;

applying a force opposed to the bias of said spring for causing said catch to open to allow said weight to fall downward from said main body with resulting drawing of said cable over said structural component.
9. A method of drawing a cable over a structural component of a building from a location remote from and beneath said structural component, said method including the steps of providing a tool having an elongated handle, a main body attached to said handle and a catch at a distal portion of said main body and being movable from a closed position in which said catch is adapted to engage a weigh to an open position in which said catch releases a weight;
providing a spring for biasing said catch into said closed position; causing a weight to be engaged by said catch; connect-ing a cable to said weight; manipulating said handle at said remote location until said main body lies over said structural component such that said handle is on one side of said structural component and said weight is on the opposite side thereof; applying a force opposed to the bias of said spring for causing said catch to open to allow said weight to fall downward from said main body with resulting drawing of said viable over said structural component.

The method of claim 8 or 9 further including connecting mid cable to said weight by means of a twine or string.
CA 2582652 2007-03-15 2007-03-15 Height cabler Expired - Fee Related CA2582652C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2582652 CA2582652C (en) 2007-03-15 2007-03-15 Height cabler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2582652 CA2582652C (en) 2007-03-15 2007-03-15 Height cabler

Publications (2)

Publication Number Publication Date
CA2582652A1 CA2582652A1 (en) 2008-09-15
CA2582652C true CA2582652C (en) 2012-01-10

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ID=39764616

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2582652 Expired - Fee Related CA2582652C (en) 2007-03-15 2007-03-15 Height cabler

Country Status (1)

Country Link
CA (1) CA2582652C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108666932A (en) * 2018-05-23 2018-10-16 蒋晓进 A kind of cable tension device for high-altitude power construction

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112467423B (en) * 2020-12-02 2022-05-13 国网河南省电力公司洛阳供电公司 Just, tear formula earth connection action bars open

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108666932A (en) * 2018-05-23 2018-10-16 蒋晓进 A kind of cable tension device for high-altitude power construction
CN108666932B (en) * 2018-05-23 2020-01-10 永久电力金具有限公司 Cable tensioning device for high-altitude power construction

Also Published As

Publication number Publication date
CA2582652A1 (en) 2008-09-15

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Effective date: 20200831