Class   299	MINING OR IN SITU DISINTEGRATION OF HARD MATERIAL
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1.05

AUTOMATIC CONTROL; SIGNALING OR INDICATING

1.1

. (1 indent ) Ore/rock interface determination during cutting

1.2

.. (2 indent ) On cutter head

1.3

. (1 indent ) Of tunneling apparatus having a wall temporary support

1.4

. (1 indent ) Of hard material disintegrating machines

1.5

.. (2 indent ) Floor working

1.6

.. (2 indent ) Sidewall working (e.g., longwall-type)

1.7

... (3 indent ) Of advancing material handling means or roof support

1.8

.. (2 indent ) Of rotary cutter with advance direction coincident or parallel to rotary axis

1.9

. (1 indent ) Of material handling means

2

TUNNEL RECOVERY OF FLUID MATERIAL

3

IN SITU CONVERSION OF SOLID TO FLUID

4

. (1 indent ) Input and output wells

5

. (1 indent ) Dissolving or chemical reaction

6

. (1 indent ) Melted material recovered

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WITH SEPARATION OF MATERIALS

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. (1 indent ) Separation below surface of earth or water

9

. (1 indent ) Material mined or excavated underwater

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PROCESSES

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. (1 indent ) Stabilizing underground structure

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. (1 indent ) Mine safety

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. (1 indent ) Explosive

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. (1 indent ) Directly applying heat or vibration

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. (1 indent ) Forming blocks (e.g., quarrying)

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. (1 indent ) Breaking down by direct contact with fluid

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.. (2 indent ) Jetting (e.g., hydraulic mining)

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. (1 indent ) With material-handling

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MINE LAYOUTS

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EXPANSIBLE BREAKING-DOWN DEVICES

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. (1 indent ) Fluid-pressed element

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.. (2 indent ) Piston

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. (1 indent ) Wedge

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ICE-WORKING DEVICES

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. (1 indent ) Relatively moving cutter

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.. (2 indent ) Reciprocating

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.. (2 indent ) Block-cutting type

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... (3 indent ) Plural blades

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HARD MATERIAL DISINTEGRATING MACHINES

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. (1 indent ) Remote control

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. (1 indent ) Stepper-type advance-causing means

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.. (2 indent ) Planer-type cutter

33

. (1 indent ) With mine roof-supporting means

63

. (1 indent ) Cutting kerfs to form block

34.01

. (1 indent ) Cutter attached to endless chain or cable (e.g., planer type)

34.02

.. (2 indent ) With auxiliary cutter

34.03

... (3 indent ) Roof-type cutter

34.04

.. (2 indent ) Planer, plow, or knife details

34.05

... (3 indent ) With fluid supply

34.06

... (3 indent ) With vibrator

34.07

.. (2 indent ) Drive details

34.08

.. (2 indent ) Vertical height adjustment of entire installation

34.09

.. (2 indent ) Chain features and connected to miner

34.1

.. (2 indent ) Guide, associated with conveyor, for chain or supply lines

34.11

.. (2 indent ) Guide for adjustment of cutter

34.12

.. (2 indent ) Pivoting cutter body

35

. (1 indent ) Wire saw-type cutter

36.1

. (1 indent ) Floor-working

37.1

.. (2 indent ) Reciprocating or oscillating cutter

37.2

... (3 indent ) Resonant vibrator driven

38.1

... (3 indent ) Narrow, channel-forming type

37.3

.. (2 indent ) Impact or hammering type cutter

37.4

... (3 indent ) Hydraulic piston and cylinder type

37.5

... (3 indent ) Hammer and anvil type

39.1

.. (2 indent ) Rotary cutter

39.2

... (3 indent ) With material handling

39.3

... (3 indent ) Slot-type cutter; e.g., pavement saw

39.4

... (3 indent ) Drum-type

39.5

.... (4 indent ) Shiftable horizontally

39.6

.... (4 indent ) Height adjustment

39.7

.... (4 indent ) Yieldably mounted cutter

39.8

.... (4 indent ) Specific mount for fixed projecting cutters

39.9

... (3 indent ) And having rotatable cutting element

40.1

... (3 indent ) Freely rolling cutter

41.1

... (3 indent ) Vertical cutter axis

42

. (1 indent ) Sidewall-working (e.g., longwall cutter)

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.. (2 indent ) With material-handling means

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... (3 indent ) Undercutting, dislodging and conveying

45

... (3 indent ) Material handler enters cut with cutter

46

... (3 indent ) Rotary impeller

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.. (2 indent ) Driven flexible member causes advance

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... (3 indent ) Cutter shiftable horizontally

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... (3 indent ) Driver for member rotates about horizontal axis

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.... (4 indent ) Axis transverse to direction of advance

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.. (2 indent ) Horizontal cutter tooth orbit

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... (3 indent ) Cutter shiftable horizontally

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.. (2 indent ) Vertical cutter tooth orbit

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... (3 indent ) Cutter bodily shiftable horizontally

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. (1 indent ) Rotary cutter head with advance direction coincident or parallel to rotary axis

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.. (2 indent ) With material-handling means

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... (3 indent ) Cooperates with laterally spaced heads

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.. (2 indent ) Machine follows cutter into opening formed thereby

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... (3 indent ) Relatively driven cutters

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.... (4 indent ) Cutting area of one encircled by another

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... (3 indent ) Radially adjustable cutting area

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... (3 indent ) With percussive-type cutter

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. (1 indent ) With material-handling means

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.. (2 indent ) Undercutting, dislodging and conveying

66

... (3 indent ) Undercutter shiftable horizontally

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.. (2 indent ) Material handler enters cut with cutter

68

.. (2 indent ) Rotary impeller

69

. (1 indent ) Percussive-type cutter

70

.. (2 indent ) Cutter shiftable horizontally

71

. (1 indent ) Relatively shiftable cutters

72

. (1 indent ) Shiftable to operate in vertical or horizontal cutter tooth orbit

73

. (1 indent ) Cutter shiftable horizontally

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.. (2 indent ) Horizontal cutter tooth orbit

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.. (2 indent ) Shiftable vertically

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. (1 indent ) Cutter shiftable vertically

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. (1 indent ) Horizontal cutter tooth orbit

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. (1 indent ) Vertical cutter tooth orbit

79.1

CUTTER TOOTH OR TOOTH HEAD

85.1

. (1 indent ) Plural heads moving relative to each other

80.1

. (1 indent ) Adjustable head

81.1

. (1 indent ) Cleansing fluid passage

81.2

.. (2 indent ) Fluid feed distributor or controller (e.g., manifold)

81.3

.. (2 indent ) Nozzle or seal details

82.1

. (1 indent ) Endless-chain type head

83.1

.. (2 indent ) Plural teeth on single link

84.1

.. (2 indent ) Nontracking tooth arrangement

85.2

. (1 indent ) Adjustable tooth

87.1

. (1 indent ) Tooth mounted on helical head portion or head with helical conveying portion

100

. (1 indent ) Percussive tooth or bit

101

. (1 indent ) Plural cutting edges on tooth, pick, or bit

102

. (1 indent ) Clamped tooth holder or tooth mount

103

. (1 indent ) Clamped tooth

104

. (1 indent ) Wear shield or replaceable wear sleeve

105

. (1 indent ) Wear resistant feature for tool body (e.g., hard facing)

106

. (1 indent ) Rolling or rotatable type bit mount

107

.. (2 indent ) Having a spring biased retainer

108

. (1 indent ) Planar type bit mount

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.. (2 indent ) Tooth mounting spring biased

110

. (1 indent ) Rolling or rotatable bit

111

.. (2 indent ) Insert or tip shape

112R

. (1 indent ) Planar type bit

112T

.. (2 indent ) Planer-type cutter insert or tip shape

113

. (1 indent ) Insert or tip mounting feature (e.g., soldering, brazing, friction or interference fit)

95

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