IP Library Granted Patent US 7,216,848
Granted Patent B2
US 7,216,848 · App. 11/199,695 · Granted May 15, 2007

Conduit attachment system for a cable puller

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Quick Facts
Patent No.
US 7,216,848
App. No.
11/199,695
Granted
May 15, 2007
Kind
B2
Abstract

An adaptor for a cable puller provides for attachment of the cable puller to various sized conduits. The adaptor provides a V-shaped groove in which the conduit rests. A T-shaped clamp secures the adaptor to the conduit. Gripping members are provided along the V-shaped groove. The gripping members include ribs which mesh with a thread on the outer surface of the conduit to provide a secure connection between the cable puller and the conduit.

Claims (46)

1. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member for securement to the cable puller;

an attachment member secured to said mounting member, said attachment member including a pair of spaced apart gripping members;

a clamp attached to said attachment member, said clamp includes a first portion and a second portion and said first portion is wider than said second portion, the position of said clamp being moveable relative to said attachment member, said clamp being capable of being locked into place relative to said attachment member; and

wherein in use an outer surface of the conduit is placed against said gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit, said second portion contacting an inner surface of the conduit.

2. The adaptor of claim 1 , wherein said first portion includes abutment edges extending outwardly from the second portion and an end surface of the conduit abuts said abutment edges.

3. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member for securement to the cable puller;

an attachment member secured to said mounting member, said attachment member including a pair of spaced apart gripping members, said gripping members form a pair of outer gripping members and further including a pair of inner gripping members between said pair of outer gripping members;

a clamp attached to said attachment member, the position of said clamp being moveable relative to said attachment member, said clamp being capable of being locked into place relative to said attachment member; and

wherein in use an outer surface of the conduit is placed against said gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit, said clamp contacting an inner surface of the conduit.

4. The adaptor of claim 3 , wherein the inner pair of gripping members includes a plurality of ribs and the outer pair of gripping members includes a plurality of ribs and wherein the pitch of the ribs of the inner pair of gripping members is greater than the pitch of the ribs of the outer pair of gripping members.

5. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member for securement to the cable puller;

an attachment member secured to said mounting member, said attachment member including a base member and first and second flanges extending outwardly from said base member to form a V-shaped groove, and a pair of spaced apart gripping members, one of said gripping members of said pair of gripping members is provided on said first flange and the other of said gripping members of said pair of gripping members is provided on said second flange;

a clamp attached to said attachment member, the position of said clamp being moveable relative to said attachment member, said clamp being capable of being locked into place relative to said attachment member; and

wherein in use an outer surface of the conduit is placed against said gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit.

6. The adaptor of claim 5 , wherein said gripping members form a pair of outer gripping members and further including a pair of spaced apart inner gripping members between said pair of outer gripping members.

7. The adaptor of claim 5 , wherein said attachment member further includes a post aperture through said base member and said clamp includes a post extending through said post aperture.

8. The adaptor of claim 6 , wherein the inner pair of gripping members includes a plurality of ribs and the outer pair of gripping members includes a plurality of ribs and wherein the pitch of the ribs of the inner pair of gripping members is greater than the pitch of the ribs of the outer pair of gripping members.

9. The adaptor of claim 1 , wherein said gripping members further include a plurality of ribs extending therefrom.

10. The adaptor of claim 9 , wherein the ribs of said gripping members are provided at 11½ threads per inch.

11. The adaptor of claim 9 , wherein the ribs of said gripping members are provided at 8 threads per inch.

12. The adaptor of claim 3 , wherein said attachment member further includes a post aperture and said clamp includes a post extending through said post aperture.

13. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member for securement to the cable puller, said mounting member including spaced apart plates having apertures therein, a guide roller mounted between said plates and attached to the cable puller, and a pin positioned within said apertures for fixing the position of said attachment member relative to said cable puller;

an attachment member secured to said mounting member, said attachment member including a pair of spaced apart gripping members;

a clamp attached to said attachment member, the position of said clamp being moveable relative to said attachment member, said clamp being capable of being locked into place relative to said attachment member; and

wherein in use an outer surface of the conduit is placed against said gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit.

14. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member including spaced apart plates for securement to the cable puller;

an attachment member secured to said mounting member, said attachment member including a base member having a post aperture therethrough, first and second flanges extending outwardly from said base member to form a V-shaped groove, a pair of spaced apart inner gripping members, and a pair of spaced apart outer gripping members;

a clamp including a post extending therefore, said post extending through said post aperture; and

wherein in use, an outer surface of the conduit is placed against one of said pairs of gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit.

15. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member for securement to the cable puller, said mounting member being configured to allow a cable to pass from an interior of the conduit to the cable puller;

an attachment member secured to said mounting member, said attachment member including a pair of spaced apart gripping members;

a clamp attached to said attachment member, said clamp includes a first portion and a second portion and wherein said first portion is wider than said second portion, the position of said clamp being moveable relative to said attachment member, said clamp being capable of being locked into place relative to said attachment member; and

wherein in use an outer surface of the conduit is placed against said gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit, said second portion contacting an inner surface of the conduit.

16. An adaptor for attachment to a cable puller for securing the cable puller to a conduit, the adaptor comprising:

a mounting member for securement to the cable puller, said mounting member being configured to allow a cable to pass from an interior of the conduit to the cable puller;

an attachment member secured to said mounting member, said attachment member includes a base member, first and second flanges extending outwardly from said base member to form a V-shaped groove, and a pair of spaced apart gripping members, one of said gripping members of said pair of gripping members is provided on said first flange and one of said gripping members of said pair of gripping members is provided on said second flange;

a clamp attached to said attachment member, the position of said clamp being moveable relative to said attachment member, said clamp being capable of being locked into place relative to said attachment member; and

wherein in use an outer surface of the conduit is placed against said gripping members and said clamp is secured to said attachment member so as to secure said adaptor to the conduit.

17. The adaptor of claim 15 , wherein said gripping members form a pair of outer gripping members and further including a pair of spaced apart inner gripping members between said pair of outer gripping members.

18. The adaptor of claim 15 , wherein said attachment member further includes a post aperture through said base member and said clamp includes a post extending through said post aperture.

Assignments (4)
CHANGE OF NAME Recorded Oct 31, 2018
From: GREENLEE TEXTRON INC.
To: GREENLEE TOOLS, INC.
Reel/Frame 047915/0286 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 11, 2018
From: TEXTRON INNOVATIONS INC.
To: GREENLEE TEXTRON INC.
Reel/Frame 047216/0065 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 20, 2006
From: GREENLEE TEXTRON INC.
To: TEXTRON INNOVATIONS INC.
Reel/Frame 018654/0350 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 6, 2005
From: PLUMMER, JEFFREY J.
To: GREENLEE TEXTRON INC.
Reel/Frame 016634/0904 →