p136 - hunter.com · us. patent mar. 5, 2013 sheet 6 0f 22 us 8,387,675 b1 100 \ 11621 106 117a...

(12) United States Patent Vaninger et a]. US008387675B1 US 8,387,675 B1 Mar. 5, 2013 (10) Patent N0.: (45) Date of Patent: (54) (75) (73) (21) (22) (60) (51) (52) (58) TIRE CHANGING MACHINE WITH AUTOMATED TIRE BEAD PRESSING DEVICES, CONTROLS AND METHODS Inventors: Micah N. Vaninger, St. Louis, MO (US); Michael D. Gerdes, O’Fallon, MO (Us) Assignee: Hunter Engineering Company, St. Louis, MO (US) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 255 days. Appl. No.: 12/877,430 Filed: Sep. 8, 2010 Related US. Application Data Provisional application No. 61/240,771, ?led on Sep. 9, 2009, provisional application No. 61/308,602, ?led on Feb. 26, 2010. Int. Cl. B60C 25/138 (2006.01) US. Cl. .................................... .. 157/1.24; 157/1.17 Field of Classi?cation Search ............... .. 157/1.17, 157/1.24,1.1 See application ?le for complete search history. P136 108 (56) References Cited U.S. PATENT DOCUMENTS 6,056,034 A 5/2000 Matnick 6,182,736 B1 2/2001 Cunningham et a1. 6,276,422 B1 8/2001 Rino 7,438,109 B2 10/2008 Cunningham 7,481,258 B2* 1/2009 Vignoli ...................... .. 157/1.24 2005/0241776 A1* 11/2005 Gonzaga .. 157/1.17 2009/0236046 A1* 9/2009 Mimura .... .. 157/1.1 2009/0236047 A1* 9/2009 Mimura .... .. .. 157/1.17 2009/0236048 A1* 9/2009 Mimura ..................... .. 157/1.24 FOREIGN PATENT DOCUMENTS 0659597 A1 6/1995 0659597 B1 10/1997 1897710 A1 3/2008 1897710 B1 3/2009 EP EP EP EP * cited by examiner Primary Examiner * David B Thomas (74) Attorney, Agent, or Firm * Armstrong Teasdale LLP (57) ABSTRACT Tire changing machines With automated positioning and con trol of bead pressing devices are described to maintain a tire bead in a desired location on the Wheel rim during tire mount and de-mount procedures utilizing a tire bead locating tool. Sequenced motion of the bead pressing devices are also described that ensure optimal tire change operations. Meth odology is also disclosed. 29 Claims, 22 Drawing Sheets 130 120 110a

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(12) United States Patent Vaninger et a].

US008387675B1

US 8,387,675 B1 Mar. 5, 2013

(10) Patent N0.: (45) Date of Patent:

(54)

(75)

(73)

(21)

(22)

(60)

(51)

(52) (58)

TIRE CHANGING MACHINE WITH AUTOMATED TIRE BEAD PRESSING DEVICES, CONTROLS AND METHODS

Inventors: Micah N. Vaninger, St. Louis, MO (US); Michael D. Gerdes, O’Fallon, MO (Us)

Assignee: Hunter Engineering Company, St. Louis, MO (US)

Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 255 days.

Appl. No.: 12/877,430

Filed: Sep. 8, 2010

Related US. Application Data

Provisional application No. 61/240,771, ?led on Sep. 9, 2009, provisional application No. 61/308,602, ?led on Feb. 26, 2010.

Int. Cl. B60C 25/138 (2006.01) US. Cl. .................................... .. 157/1.24; 157/1.17

Field of Classi?cation Search ............... .. 157/1.17,

157/1.24,1.1 See application ?le for complete search history.

P136

108

(56) References Cited

U.S. PATENT DOCUMENTS

6,056,034 A 5/2000 Matnick 6,182,736 B1 2/2001 Cunningham et a1. 6,276,422 B1 8/2001 Rino 7,438,109 B2 10/2008 Cunningham 7,481,258 B2* 1/2009 Vignoli ...................... .. 157/1.24

2005/0241776 A1* 11/2005 Gonzaga .. 157/1.17 2009/0236046 A1* 9/2009 Mimura .... .. 157/1.1

2009/0236047 A1* 9/2009 Mimura .... .. .. 157/1.17

2009/0236048 A1* 9/2009 Mimura ..................... .. 157/1.24

FOREIGN PATENT DOCUMENTS

0659597 A1 6/1995 0659597 B1 10/1997 1897710 A1 3/2008 1897710 B1 3/2009

EP EP EP EP

* cited by examiner

Primary Examiner * David B Thomas

(74) Attorney, Agent, or Firm * Armstrong Teasdale LLP

(57) ABSTRACT Tire changing machines With automated positioning and con trol of bead pressing devices are described to maintain a tire bead in a desired location on the Wheel rim during tire mount and de-mount procedures utilizing a tire bead locating tool. Sequenced motion of the bead pressing devices are also described that ensure optimal tire change operations. Meth odology is also disclosed.

29 Claims, 22 Drawing Sheets

130

120

110a
US. Patent Mar. 5, 2013 Sheet 1 0f 22 US 8,387,675 B1

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110C
US. Patent Mar. 5, 2013 Sheet 2 0f 22 US 8,387,675 B1
US. Patent Mar. 5, 2013 Sheet 3 0f 22 US 8,387,675 B1

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FIG. 10
US. Patent Mar. 5, 2013 Sheet 5 0f 22 US 8,387,675 B1

FIG. 3
US. Patent Mar. 5, 2013 Sheet 6 0f 22 US 8,387,675 B1

100

\

11621 106

117a

1171)

108

FIG. 4
US. Patent Mar. 5, 2013 Sheet 7 0f 22 US 8,387,675 B1

100

117a

132 117b

108

FIG. 5
US. Patent Mar. 5, 2013 Sheet 8 0f 22 US 8,387,675 B1

FIG. 6
US. Patent Mar. 5, 2013 Sheet 9 0f 22 US 8,387,675 B1

FIG. 7
US. Patent Mar. 5, 2013 Sheet 10 0f 22 US 8,387,675 B1

116

I

117a

O 0 888°3

108

1171)

FIG. 8
US. Patent Mar. 5, 2013 Sheet 11 0122 US 8,387,675 B1

FIG. 9
US. Patent Mar. 5, 2013 Sheet 12 0f 22 US 8,387,675 B1

FIG. 10
US. Patent Mar. 5, 2013 Sheet 13 0f 22 US 8,387,675 B1

11721

108

FIG. 11
US. Patent Mar. 5, 2013 Sheet 14 0f 22

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11721

108

FIG. 12

US 8,387,675 B1
US. Patent Mar. 5, 2013 Sheet 15 0f 22 US 8,387,675 B1

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116

114

108

o 117a

1171:)

FIG. 13
US. Patent Mar. 5, 2013 Sheet 16 0f 22 US 8,387,675 B1

200

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FIG. 14
US. Patent Mar. 5, 2013 Sheet 17 0f 22 US 8,387,675 B1

200

117a

° 1170

FIG. 15
US. Patent Mar. 5, 2013 Sheet 18 0122 US 8,387,675 B1

200

117 C 1171)

FIG. 16
US. Patent Mar. 5, 2013 Sheet 19 0f 22 US 8,387,675 B1

300 /

m 302

Initialize n Pressing Devices 304

310 \ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __f318

F Sense De-Mount _: AcceptIvIMountlDeMount F Sense Mount _: I . . ode Input I . . I

Tool Position Tool Position l_ ________ __J l_ ________ __J

303 | 306 | 316 Accept De-Mount N Y Accept Mount

Tool Position Tool Position

312 i /320 i, 319 Move Pressing Devices Release Pressing __ Move Pressing Devices

to Start Position Device n to Start Position and Hold

Rotate Tire Adjust Pressing Positions 314 Rotate Tire

Check Tower Deflection

332 \ |i 334 Hold Pressing N Release Pressing A426 Device n - 1 Device n - 1 '

Setn=n-1 |~v328 330

35 Pull Tire Bead

from Drop Center I, 317 All Stop

Return Pressing Pomts 7 Devices to Reached

Home Position

340 Stop Tire Rotation

342 Return Pressing Devices

to Home Position

FIG. 17