IP Library Granted Patent US 10,156,054
Granted Patent B2
US 10,156,054 · App. 15/146,467 · Granted Dec 18, 2018

Conduit support system

Inventors: Robert Doll (Nashotah, WI); Christopher S. Jones (Milwaukee, WI); Jesse Knoble (Oshkosh, WI); Matthew Loew (Hartland, WI); Douglas Maki (Germantown, WI)
Assignee: Joy Global Surface Mining Inc
E02F3/36E02F3/304E02F3/308E02F3/46E02F9/2275E21C27/30
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Quick Facts
Patent No.
US 10,156,054
App. No.
15/146,467
Granted
Dec 18, 2018
Kind
B2
Abstract

An industrial machine includes a frame supporting a boom having a first end and a second end opposite the first end, an arm movably coupled to the boom and including a first end and a second end, an attachment coupled to the first end of the arm, a conduit extending from the frame to a position adjacent the attachment, a first member coupled to the boom, and a second member spaced apart from the first member. The first member supports a portion of the conduit as the arm moves relative to the boom. The second member supports a portion of the conduit as the arm moves relative to the boom. The second member is movable relative to the first member.

Claims (23)

1. A conduit support system for an industrial machine, the industrial machine having a frame supporting a boom, an arm having a first end and a second end, and an attachment coupled to the second end of the arm, the conduit support system comprising:

a saddle block for supporting the arm for rotational and translational movement relative to the boom, the saddle block configured to be rotatably coupled to the boom, the saddle block including a side portion and a top portion;

a conduit for providing at least one of fluid communication and electrical communication between a source supported on the frame and the second end of the arm;

a first member including a first arcuate outer surface, the first arcuate outer surface supporting a first portion of the conduit, the first member secured to the saddle block; and

a second member spaced apart from the first member, the second member movable in a translational manner relative to the first member due to movement of the arm relative to the boom, the second member including a second arcuate outer surface supporting a second portion of the conduit, wherein the second member is a sheave movably supported on a track, the sheave moving along the track as the arm moves relative to the boom, wherein the position of the sheave is controlled to prevent tensile stresses in the conduit from exceeding a predetermined level, wherein the sheave is supported by a carrier engaging the track, the track including a rack and the carrier including a pinion engaging the rack, wherein rotation of the pinion causes the sheave to move along the track.

2. The conduit support system of claim 1 , wherein the conduit is wrapped over the first member in a first direction and is wrapped over the second member in a second direction opposite the first direction.

3. The conduit support system of claim 1 , wherein the carrier includes at least one roller for rollingly engaging the track.

4. The conduit support system of claim 1 , wherein a curvature of the first arcuate outer surface corresponds to a first minimum bend radius of the conduit and a curvature of the second arcuate outer surface corresponds to a second minimum bend radius of the conduit.

5. The conduit support system of claim 1 , further comprising a cable extending parallel to the conduit, the cable resisting a tension force exerted on the conduit.

6. The conduit support system of claim 1 , wherein the second member is configured to be supported on the frame independently of the boom, wherein the second portion of the conduit provides fluid communication between the source and the first portion of the conduit.

7. The conduit support system of claim 1 , wherein the second member is configured to be mounted on the frame and supported for translational movement relative to the frame and boom.

8. A conduit support system for an industrial machine, the industrial machine having a frame supporting a boom, the conduit support system comprising:

an elongated handle including a first end, a second end, and a pair of arms extending between the first end and the second end, the second end configured to support an attachment;

a pair of saddle blocks configured to be rotatably coupled to the boom, each saddle block including a side portion and a top portion, each saddle block receiving a respective one of the arms between the side portion and the boom and supporting the respective arm for rotational and translational movement relative to the boom;

a conduit for providing at least one of fluid communication and electrical communication between a source supported on the frame and the second end of the arm;

a first member including a first arcuate outer surface, the first arcuate outer surface supporting a first portion of the conduit, the first member secured to one of the saddle blocks; and

a second member spaced apart from the first member, the second member movable in a translational manner relative to the first member due to movement of the arm relative to the boom, the second member including a second arcuate outer surface supporting a second portion of the conduit, wherein the second member is a sheave movably supported on a track, the sheave moving along the track as the arm moves relative to the boom, wherein the position of the sheave is controlled to prevent tensile stresses in the conduit from exceeding a predetermined level, wherein the sheave is supported by a carrier engaging the track, the track including a rack and the carrier including a pinion engaging the rack, wherein rotation of the pinion causes the sheave to move along the track.

9. The conduit support system of claim 8 , wherein the carrier includes at least one roller for rollingly engaging the track.

10. The conduit support system of claim 8 , wherein the conduit is wrapped over the first member in a first direction and is wrapped over the second member in a second direction opposite the first direction.

11. The conduit support system of claim 8 , wherein a curvature of the first arcuate outer surface corresponds to a first minimum bend radius of the conduit and a curvature of the second arcuate outer surface corresponds to a second minimum bend radius of the conduit.

12. The conduit support system of claim 8 , further comprising a cable extending parallel to the conduit, the cable resisting a tension force exerted on the conduit.

13. The conduit support system of claim 8 , wherein the second member is configured to be supported on the frame independently of the boom, wherein the second portion of the conduit provides fluid communication between the source and the first portion of the conduit.

14. The conduit support system of claim 8 , wherein the second member is configured to be mounted on the frame and supported for translational movement relative to the frame and boom.

Assignments (2)
MERGER Recorded Sep 19, 2018
From: HARNISCHFEGER TECHNOLOGIES, INC.
To: JOY GLOBAL SURFACE MINING INC
Reel/Frame 047111/0786 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2016
From: DOLL, ROBERT; JONES, CHRISTOPHER S.; KNOBLE, JESSE; LOEW, MATTHEW; MAKI, DOUGLAS; PUSHECK, BERNARD
To: HARNISCHFEGER TECHNOLOGIES, INC.
Reel/Frame 038457/0599 →
Continuity (4)
Continuation 14057085 · Oct 18, 2013
Provisional Application 61778832 · Mar 13, 2013
Provisional Application 61716090 · Oct 19, 2012
Related Publication 20160244938A1 · Aug 25, 2016