An electrically powered mining vehicle including a frame rollingly supported on a surface for movement over the surface. An electric motor is coupled to the frame for proving power to the vehicle. A cable is electrically coupled to the electric motor for supplying electricity thereto and a cable management system is coupled to the frame and arranged to receive and payout the cable as the vehicle moves over the surface. A sheave bracket is coupled to the frame and arranged to direct the cable into the cable management system and includes a lower plate arranged substantially horizontally, a plurality of vertical rollers that are coupled to the lower plate and are arranged to guide the cable into the cable management system, and a horizontal roller that is coupled to the lower plate and arranged to elevate the cable above the lower plate.

Claims

26 · 3 independent · depth 4

26 granted claims

›1.independentA sheave bracket for directing a trailing cable of a mining vehicle, the vehicle including a cable management system, the bracket comprising:na plate;…+9

›2.↳ 1The bracket of claim 1, wherein the second roller has one end and an opposite end, and wherein at least one first roller is positioned proximate the o…d2+1

›4.↳ 1The bracket of claim 1, further comprising a second plate spaced from and extending generally parallel to the first-mentioned plate, the first rollers…d2

›5.↳ 1The bracket of claim 1, wherein each first roller has a length and a diameter, the length being greater than the diameter.d2

›6.↳ 1The bracket of claim 1, wherein the plurality of first rollers includes five first rollers.d2

›7.↳ 1The bracket of claim 1, wherein the bracket defines an inlet and an outlet, and wherein the bracket further comprises another second roller coupled to…d2

›8.↳ 1The bracket of claim 1, wherein the second roller has a length and a diameter, the length being greater than the diameter.d2

›9.↳ 1The bracket of claim 1, wherein the plate defines an aperture configured to allow material flow therethrough.d2

›10.↳ 1The bracket of claim 1, wherein the plate has an outer periphery, and wherein the second roller is positioned within the outer periphery of the plate.d2

›11.independentA sheave bracket for directing a trailing cable of a mining vehicle, the vehicle including a cable management system, the bracket comprising:na lower …+8

›12.↳ 11The bracket of claim 11, wherein the bracket defines an inlet and an outlet, and wherein the bracket further comprises another horizontal roller, one …d2

›13.↳ 11The bracket of claim 11, wherein the horizontal roller has a length and a diameter, the length being greater than the diameter.d2

›14.↳ 11The bracket of claim 11, wherein the lower plate defines an aperture configured to allow material flow therethrough.d2

›15.↳ 11The bracket of claim 11, further comprising a plurality of vertical rollers coupled to and extending between the lower plate and the upper plate, the …d2+4

›20.independentAn electrically powered mining vehicle comprising:na frame supported for movement over the surface;an electric motor coupled to the frame for providin…+6

Classifications

4 codes

IPC · International Patent Classification

Section B — Performing operations; transporting

B65H16/02
B65H75/44

USPC · US Patent Classification

191/12.2R242/570

Claim changes

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File wrapper

Pendency

2.5 y

921 days filing → grant

Office actions

non-final + final

Responses

1 RCE

Examiner

R. J. McCarry, Jr.

art unit 3617 · TC 3600

Law firm

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Citations: 18 back · 0 forward

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Priority chain

2 priority documents

Priority

1 Aug 2011

earliest claimed

›Priority documents — 2

Type	Document	Date
provisional	US 61513858	1 Aug 2011
related publication	US 20130228386 A1	5 Sep 2013

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