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Class Information
Number: 100
Name: Presses >
Description: This is the generic class for apparatus for subjecting material to compressive force by (a) causing solid surfaces to approach one another while the material is between them, (b) compelling the material to move through a constriction, or (c) by rendering a flexible member taut around the material. [For specific subclass references, see Subclass References to the Current Class, below.]










Class Number Class Name No. of Patents
100/43

Automatic or material triggered control

138
100/48

Of actuating means

175
100/50

By pressure applied to material

157
100/52

Reversing

58
100/51

With dwell time control

39
100/49

Material presence or position starting

104
100/44

Of insertion of separator between successive material charges

7
100/45

Of material addition, deposition, or discharging

174
100/46

Of parallelism of platens

49
100/47

Of roll separation or speed

131
100/912

Binder containers

14
100/1

Binding

20
100/8

Binder applying

76
100/17

Binder supported across passageway for material

23
100/18

With material conveyer

24
100/19R

With threader crossing material path

45
100/20

Delivering binder to end gripper

6
100/21

Concurrently delivering to joiner

6
100/22

Indexing gripper

4
100/23

Shifting gripper delivers binder to joiner

3
100/19A

Needle brake

2
100/24

Threaders

15
100/15

By rotation of material

24
100/16

By swing of material gripping jaw

7
100/25

Curved guide channel for pushed binder

51
100/26

Material receiving loop channel

284
100/13

Helically along material

75
100/14

Indexing material between successive placements

39
100/27

Orbit traveling binder placer

49
100/28

Reversing for successive placements

8
100/11

Plural flexible section binder

23
100/9

Preformed continuous annular binder

31
100/12

Through annular material

33
100/10

With precutting of binder to length

14
100/34

Binder retaining material holders

97
100/29

Binder tighteners and joiners

170
100/30

Sleeve or clamp joining

28
100/31

Twisters

78
100/32

Binder tighteners

147
100/33R

Joiners

47
100/33PB

Plastic band

152
100/2

Methods

118
100/3

Compacting and binding

254
100/4

With automatic or material-triggered control

180
100/7

With material depositing or discharging

160
100/6

With material severing

42
100/5

With material winding or folding

139
100/918

Bolster and die

123
100/902

Can crushers

410
100/298

Cloths from cake strippers

0
100/916

Coil tightener and binder

0
100/102

Combined

93
100/65

Compacting ensilage within silo

31
100/67

Silo wall guide rollers

1
100/69

Tamper suspended within silo

1
100/68

Vertical center post guided rollers

6
100/66

With depositing or distributing

3
100/144

Concurrent pressing and conveying

43
100/151

Endless conveyer type

138
100/153

Co-acting presser roll

289
100/152

With conveyer charging or discharging means

64
100/154

With intermediate backup device

172
100/145

Helix-type compressor

156
100/149

Detachable choke

10
100/150

Helix interengaging abutment

24
100/147

Overload release (yieldable choke)

32
100/146

Right and left helices

28
100/148

With valve or choke adjustment

67
100/177

Moving compression chamber

35
100/178

Platen or piston type

26
100/179

Plunger and casing type

52
100/191

Adjustable choke

47
100/192

Overload relieving (yieldable)

28
100/185

Plural compression chambers

11
100/186

Aligned oppositely conveying

2
100/188R

With feeding or discharge handling

65
100/188BT

Bale thrower

1
100/189

Conveying to or through inlet

83
100/190

With inlet closure

17
100/187

With material rebound restrainer or tucker

7
100/180

With successive charge separating means

3
100/181

Plunger carried separator supply

2
100/183

Pusher inserted

2
100/182

Separator series on endless belt

1
100/184

Separator structure

0
100/155R

Roll type

103
100/157

External and internal rolls

23
100/155G

Glass making

16
100/158R

Intersecting or inclined roll axes

32
100/158C

Opposed discs

10
100/156

Non-rotary co-acting press element

67
100/161

Plural stage or pass

79
100/167

Chute or conveyer between stages

6
100/162R

Common roll

72
100/162B

Roll crown control

207
100/166

With turn plate or roll

7
100/163R

Yieldable

48
100/164

Adjustable line of force

10
100/163A

Calendar pressure regulation

51
100/165

Differentially

1
100/168

Roll adjustment

193
100/169

Yieldable

46
100/170

Fluid pressure

175
100/171

Spring

69
100/172

Roll drive

85
100/176

Roll pairs

248
100/159

Vertical roll axes

15
100/160

With backing roll

56
100/173

With material handling or guiding

86
100/175

Roll bearing guards

2
100/174

Roll strippers

39
100/103

Convertible

8
100/915

Fixed upper ram, lower movable receptacle

9
100/213

Interfitting cups - fruit juicer type

78
100/353

Interrelated

9
100/911

Jet or explosive

3
100/917

Magnetic

31
100/910

Meat

38
100/35

Methods

351
100/41

Forcing through constricted passage

103
100/42

Successive compressions from different directions

47
100/39

With cutting or comminuting

76
100/38

With heating or cooling

190
100/36

With pre-enclosing in textile

3
100/37

With separation from material of liquid expressed

198
100/40

With winding or folding

25
100/299

Miscellaneous

38
100/903

Pelleters

7
100/909

Adjustable die openings

3
100/905

Inner roll

13
100/906

Reciprocating

26
100/907

Rotary

13
100/904

Screw

13
100/908

Series rolls

3
100/295

Platens or pressure surfaces

428
100/296

Flexibly connected opposed

14
100/297

Porous mats

14
100/137

Plural diverse presses

58
100/138

With subsequent press conveying while pressing

19
100/141

Loaded by transversely moving platen or packer

7
100/142

Moving through inlet

28
100/143

Plural transversely moving platens

0
100/140

Loaded from other type press by transfer

4
100/139

Successive diverse presses each conveying

23
100/193

Plural presses

48
100/208

Concurrently actuated

38
100/209

Alternately compressing

45
100/194

Stacked boxes or plates

56
100/203

Box or pot type

4
100/206

Separable sections

3
100/204

With compression lock

4
100/205

With openings (e.g., for removing or loosening cake)

2
100/202

Hinged plates

3
100/195

Plural stacks

23
100/196

With charging and/or discharging

40
100/198

Cake loosening or ejecting

59
100/197

Fluent supply

22
100/199

With positioning or supporting means

51
100/200

Link

7
100/207

With material transfer from press to press

84
100/54

Portable receptacle lid applying

5
100/61

Concurrently pressing spaced areas of lid

5
100/63

Approaching arms embracing receptacle

1
100/62

Loops or bails receiving receptacle

0
100/64

Translating projecting arms

1
100/59

Receptacle mountable

6
100/60

Upwardly displaced receptacle

0
100/57

With gathering of contents

1
100/56

With lid fastening

2
100/58

With lid locating means

0
100/55

With receptacle transfer means

1
100/214

Reciprocating press construction

206
100/240

Box and piston type

65
100/242

Adjustable size

15
100/245

Box guided piston

152
100/246

Movable or removable box section

51
100/252

Separable box frame sections

14
100/254

Counterbalanced

5
100/255

Hinged

104
100/253

Piston operator actuated frame section

11
100/247

Separable box head and box frame

19
100/248

Insert of false head

8
100/249

With guided motion

57
100/251

Axially slidable

24
100/250

Pivoted

43
100/241

Piston carried box frame scrapers

1
100/243

Plier type (i.e., plural handles)

16
100/244

Plural opposing pistons

48
100/231

C-frame type

91
100/230

Central strain rod type

9
100/238

Combined reciprocating and rotating piston or platen

13
100/239

Piston advanced by box rotation

1
100/278

Flexible element actuator

26
100/279

Varying radius windlass

0
100/269.01

Fluid pressure actuation

57
100/270

Combined with mechanical actuation

50
100/271

Mechanical force mutiplier

39
100/272

Toggle

44
100/269.14

Fluid supply system detail

58
100/269.15

Manually operable fluid system

12
100/269.16

Particular valve feature

14
100/269.17

Frame assembly detail

38
100/269.06

Multiple or staged driving means

37
100/269.07

Displacement additive

9
100/269.08

Pressure additive

28
100/269.09

Axially aligned pistons

10
100/269.1

Independently actuated

24
100/269.11

Pull-down press

6
100/269.02

Platen moved by elastically deformable pressure member

22
100/269.04

Inflatable bag

42
100/269.03

Plural pressure members

29
100/269.12

Platen positioning means

11
100/269.05

Pressure intensifier

21
100/269.13

Pull-down press

7
100/269.18

Rod, piston, or cylinder detail

27
100/269.19

Cylinder position adjustment

11
100/269.21

Gasket or packing around piston

6
100/269.2

Platen pivotally connected to piston or rod

18
100/274

Intermittent actuator

7
100/275

Plural

0
100/276

Acting at opposite ends of cross bar on movable platen

5
100/277

Cross connected alternately acting

1
100/264

Opposed platens both actuated

92
100/233

Oscillatory or hinged platen or piston

250
100/236

Parallel spaced pairs

8
100/234

Plier type

66
100/235

With impaling support for material

0
100/258R

Platen level compensating

57
100/258A

Parallel pressure surfaces

99
100/256

Platen tripped stop or reverse

45
100/232

Plural movable platens on intersecting paths

148
100/237

Plural movable platens on side-by-side paths

52
100/221

Plural or indexing material supports or receptacles

23
100/222

Belt

11
100/225

Partitioned or compartmented box

13
100/223

Rotary

39
100/224

Slidable

36
100/257

Range of movement adjustment

217
100/273

Speed or power variable by power path selection

16
100/265

Spring or weight

81
100/268

Interposed in actuating mechanism

28
100/266

Return bias

92
100/267

Opposing flexible element actuator

5
100/260

With actuation releasing for rebounding or biased return

4
100/262

Disengaging rack and pinion

0
100/263

Interruption in rotated camming surface

1
100/261

Over center releasing

0
100/215

With material depositing means

392
100/217

Box traversing spreader

1
100/216

Feeder controlled plunger actuation

25
100/218

With material displacing means (e.g., ejector)

340
100/220

With material rebound restrainer

40
100/280

With mechanical force multiplier

45
100/291

Cam or tapering wedge

54
100/292

Rotary or swinging

74
100/293

Fixed fulcrum lever

77
100/294

Plural oppositely moving struts

3
100/288

Rack and pinion

38
100/289

Screw and nut

106
100/290

Plural screws

39
100/281

Transversely forced linkage joint (single toggles here)

40
100/283

Lever in linkage

67
100/284

Lever carried toothed sector

1
100/285

Plural

15
100/286

Plural toggle joints

50
100/287

Screw and nut between joints

18
100/282

Shaft turned cam or crank and pitman

165
100/219

With platen position or compression lock

80
100/259

With plunger return cushioning

30
100/229R

With transversely displaceable box, receptacle, or stationary platen

79
100/229A

Compressing in separable container

313
100/226

With transversely displaceable piston or movable platen

144
100/228

Pivoted or detachable beam

13
100/227

Portable receptacle mountable

29
100/210

Roll and platen

73
100/341

Safety device

29
100/349

Barrier type (e.g., guard, shield, screen, hood, etc.)

31
100/350

Blocking mechanism between press surfaces

8
100/351

Convoluted or elongated feed chute

8
100/352

Debris shield attached to moving press member

5
100/342

Means to disable or to forestall power to the press

22
100/345

Associated with door or cover

49
100/347

Hydraulic or pneumatic safety system

21
100/343

Multiple triggers to start

11
100/344

Requires the use of both hands

9
100/348

Optical condition sensor

21
100/346

Overload protection

33
100/901

Scrap auto body crushers

35
100/914

Scrap paper

6
100/913

Truss presses

71
 

With additional treatment of material (100/70 r)

 
 

Heating, cooling, or drying (100/92)

 
100/70R

With additional treatment of material

18
100/71

Adding materials

17
100/73

Liquid and/or steam

74
100/74

To material being fed or conveyed

90
100/75

Interstage

19
100/72

Recycling

11
100/70A

Crop crushing

6
100/94

Cutting, breaking, piercing, or comminuting

32
100/95

In press material handling train

51
100/96

In feed train

24
100/97

Cutter

49
100/98R

In press

236
100/98A

Hay bale hole puncher

10
100/92

Heating, cooling, or drying

64
100/303

In press material handling train

15
100/304

In feed train

21
100/305

In press

22
100/306

Endless conveyor-type press

30
100/313

Drum in thermal contact with endless conveyor

31
100/314

Having cooling

9
100/308

Means to control temperature

13
100/309

Multiple temperature treating zones

19
100/310

Having cooling

24
100/311

Platen in thermal contact with endless conveyor

74
100/312

Having cooling

21
100/307

Plural endless conveyor presses

11
100/337

Helix-type press

15
100/338

Plural helices

4
100/339

Temperature conditioning means in chamber wall or jacket

9
100/340

Temperature conditioning means within helix

4
100/315

Reciprocating platen-type press

51
100/320

Electric heater

82
100/326

Heating or cooling element in platen

87
100/319

Means to control temperature

42
100/316

Piston and box type

15
100/317

Heating or cooling element in box wall

9
100/318

Electric heater

12
100/321

Platen having particular thermally conductive feature

37
100/324

Plural reciprocating platens

46
100/325

Heating or cooling element in platen

49
100/323

Press apparatus thermally insulated from heating/cooling means

29
100/322

Temperature modulating insert

32
100/327

Roll-type press

71
100/328

Electric heater

46
100/329

Means to independently heat or cool different sections of roll

38
100/331

Plural stage or pass

81
100/334

Roll heated or cooled internally

60
100/336

Roll core has a temperature conditioning fluid flow passage

36
100/335

Temperature conditioning fluid flow passage in roll surface

14
100/330

Roll surface has particular thermally conductive feature

34
100/332

Roll temperature conditioning means is external of roll, but in direct temperature conditioning contact with roll

59
100/333

Gas (e.g., steam)

17
100/302

Plural diverse presses

15
100/300

Press for a brake lining

7
100/301

Electric heater

7
100/90

Separating materials (vacuumizing here)

104
100/91

Plural solids

51
100/76

Winding or folding sheet, web or strand

26
100/87

Apron type (embracing belt loop)

57
100/88

Between opposed belts

395
100/82

Circularly deposited through eccentric opening

0
100/85

Receding receiver

0
100/83

With presser roll along opening

0
100/84

With pusher moving to opening

0
100/80

Folding zigzag

13
100/81

Pivoted receiver

4
100/86

Mandrel and opposed presser roll

4
100/78

With shape retaining means

0
100/77

With subsequent transfer to repressing press

12
100/79

With winding mandrel stripper

1
100/89

Within group of three or more rolls

55
100/99

With alarm, signal, indicator, or test means

339
100/101

With cloth about cake enfolder

3
100/104

With drain means for expressed liquid

27
100/107

Drain tube inbedded in material

23
100/109

Stacked boxes or plates

4
100/108

With piercing point or edge

50
100/110

Drainage through or along pressure surface

102
100/125

Fixed abutment or end wall surface

100
100/116

Movable surface

182
100/118

Endless conveyer

169
100/119

Trough forming

7
100/120

Material enclosing

31
100/117

Helix

232
100/121

Roll

155
100/113

Stacked boxes or plates

13
100/115

Boxes or plates

16
100/114

Flexibly connected

4
100/122

Textile containing pressure surface

19
100/123

Pendant bag type

10
100/124

Textile sustaining hoops

0
100/112

With clearer or cleaner

90
100/111

With valve or adjustable flow regulator

16
100/126

Drainage through or along surface spanning pressure surfaces

54
100/127

Box, frame, cage, or annular wall

124
100/128

Assembled rings or hoops

14
100/129

Assembled slats or staves

11
100/131

Expressed liquid collector or receptor

96
100/132

Demountably supporting press

16
100/133

Drinking receptacle type

4
100/134

With dispenser

2
100/135

Pouring spout

12
100/130

External strainer

21
100/136

Guards or shields

0
100/106

Liquid impelling means

16
100/105

Plural liquids (peel oil)

3
100/211

With flexible or deformable pressure surface

255
100/212

Circumferentially tightened loop

30
100/100

With ground-traversing wheels or guides

250
 
 
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