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Class Information
Number: 452
Name: Butchering >
Description: This class is limited to processes and apparatus for killing or dressing animals or fish for food or pelts and includes processes and apparatus for working with meat and not otherwise provided for, such as making and processing sausages, shirring sausage casings, cleaning intestines and tenderizing meat.


Class Number Class Name No. of Patents
452/149

Carcass subdivision

138
452/150

Automatic control

23
452/151

Of cutters in series

21
452/154

Of extremity cutter

23
452/152

Of splitting

21
452/153

Carcass oriented relative to cutter

10
452/155

Of subdivision into portions

35
452/156

Movement of cutter controlled

21
452/158

By sensed color variation

16
452/159

By manually placed markings

5
452/157

By sensed dimensions of carcass

64
452/160

Cutting longitudinally through body or body portion (i.e., splitters)

113
452/161

Fish filleting

61
452/162

Coacting rotary disc cutters

33
452/163

Means repositioning carcass relative to cutter

25
452/164

Portable cutter

7
452/166

Extremity remover

62
452/170

Carcass conveyed to cutter in horizontal position

84
452/167

Carcass suspended during removing

61
452/168

Neck puller

23
452/169

Wing remover

56
452/171

Loin remover

45
452/165

While internally supported on a mandrel

77
452/177

Conveyer

69
452/178

Elevating

16
452/183

Loading or unloading

59
452/181

Metering (e.g., from bulk supply)

8
452/179

Orienting

66
452/180

Registering (i.e., aligning)

22
452/184

Sorting

31
452/182

Transfer from one conveyor to another

80
452/1

Crustacean (e.g., shrimp, crab, lobster, crayfish)

49
452/11

Claw lock

0
452/6

Hand tool

44
452/10

Meat removal by centrifugal force

9
452/8

Meat removal by pressure differential

15
452/2

Shrimp processing

24
452/4

Beheader

12
452/3

Deveining

33
452/5

Peeler

65
452/9

Squeezing meat out

20
452/7

Vibratory meat removal

6
452/135

Deboning

152
452/139

Beater or abrader type

7
452/140

Fluid impingement type

13
452/136

Plow type

107
452/137

Hand-held tool

26
452/138

Pressure type

89
452/134

Defatter

39
452/71

Epidermal outgrowth remover

22
452/81

By fluid material impingement

16
452/82

Gripping type

15
452/83

And further including rotary type remover

16
452/84

At least one surface rotates and moves cyclically towards and away from the other gripping surface

13
452/85

Pinched between roller nip

3
452/102

Hand tool

20
452/103

Diverse tool

11
452/105

Scaler

24
452/104

Scraper

3
452/86

Power driven

7
452/87

Beater (i.e., flexible end)

4
452/88

Rotary

9
452/92

Batch type

6
452/93

Beater element structure or mounting

15
452/89

Carcass conveyed past beater

5
452/90

Axis of rotation parallel to work path

8
452/91

Axis of rotation perpendicular to work path

10
452/94

Rotary scraper (i.e., rigid end)

3
452/96

Batch (e.g., cradle)

1
452/95

Carcass conveyed past scraper

1
452/97

Scraper element structure or mounting

7
452/98

Scaler (i.e., serrated or toothed end)

9
452/99

Rotary

23
452/100

Driven behind boat

2
452/101

Hand held

14
452/74

Scalding

20
452/77

Spray type scalder

19
452/78

Tanks

5
452/80

Conveyed through scalding tank

10
452/79

Means for raising or lowering animals into or out of scalding tank (e.g., hoists)

3
452/75

With simultaneous scraping or defeathering

6
452/76

Spray type scalding

7
452/73

Singeing

6
452/72

Wax-type

2
452/198

Miscellaneous

90
452/174

Modelling (e.g., shaping)

67
452/175

Bacon stretcher

0
452/176

Visceral cavity closure

39
452/12

Mollusk (e.g., oyster, clam, squid, mussel, octopus, snail, slug, scallop)

25
452/13

Bivalve opener

21
452/15

By pressure differential

12
452/17

Hand tool

23
452/16

Support and wedge

18
452/14

With heat treatment

16
452/18

Eviscerating

16
452/20

By fluid pressure

13
452/19

Pinching rollers

13
452/30

Sausage making

91
452/31

Automatic control

56
452/32

Casing handling

95
452/33

Insertion on nozzle

35
452/34

Indexing onto stuffing horn

30
452/49

Delinking

44
452/46

Linking

58
452/48

By applying constricting member

95
452/47

By twisting

60
452/50

Peeling

27
452/51

Sausage link handling

89
452/35

Stuffing

104
452/36

Multiple head

11
452/45

Nozzle

67
452/40

Pump type

18
452/42

Reciprocating piston

15
452/43

Fluid motor

18
452/41

Rotary piston

26
452/44

Screw

10
452/37

Sausage sizing and shaping

51
452/39

Casing insert (e.g., flat ended sausage)

21
452/38

Sizing ring

69
452/148

Scoring cutters

18
452/21

Shirring of casing

51
452/22

Combined with sausage stuffing

18
452/27

Fluid lubrication of casing

25
452/28

Inflation pressure control

4
452/23

Multiple shirring devices operating simultaneously

1
452/29

Severing into descrete lengths

24
452/24

Shirring head

10
452/26

Combined with twisting of casing

8
452/25

Moves about axis parallel to shirring mandrel

19
452/172

Sinew remover

12
452/125

Skinning

74
452/131

Fluid pressure type

13
452/128

Gripper or hook type

47
452/129

Drum skinner type

24
452/130

Skin pinching roller type

26
452/127

Peeling by movement of workpiece past cutter

100
452/132

Skinning implement (e.g., hand tool)

34
452/133

Power type

29
452/126

Temperature modification perfects skinning operation

8
452/52

Slaughtering

14
452/66

Anesthetizing or gassing

20
452/67

Bleeding

12
452/68

Suction assisted

1
452/69

Trocar and cannula

5
452/53

Conveying live animals to slaughtering apparatus

38
452/54

Restraint or immobilizer

29
452/56

Fall directing device

1
452/55

Knocking pen

0
452/65

Sticking

10
452/57

Stunning

22
452/58

Electric

55
452/60

Hand held stunner

4
452/59

Trough or tank

13
452/62

Pneumatic

17
452/61

Spring loaded

0
452/63

Throat slitting or severing

16
452/64

Beheading

24
452/70

Tongue protector

0
452/185

Support

61
452/187

Carcass or portion suspended (i.e., hanger)

96
452/193

Bacon hanger

11
452/188

Fowl

43
452/189

Gambrel

32
452/192

Foldable to facilitate transport

26
452/190

Grappling

4
452/191

Weight of suspended carcass spreads carcass engaging means apart

4
452/197

Carcass spreader

14
452/186

Smoke stick

25
452/194

Underlying support

26
452/195

With clamp (clipboard type)

28
452/196

With prong (e.g., impaling means)

19
452/141

Tenderizers

89
452/142

Coacting rolls

39
452/144

Coacting toothed plates

11
452/146

Hand manipulated pounder

8
452/147

With chopper

4
452/145

Hand roll

5
452/143

Roll and plate

5
452/106

Viscera processing

72
452/107

Eviscerating including means to remove external portion of animal

2
452/108

Removal of head with viscera

19
452/109

Removal of vent with viscera

19
452/124

Giblet inserter

2
452/111

Gizzard

32
452/112

Harvesting

19
452/113

Opener

2
452/114

With cleaning

15
452/117

Gripper or hook type eviscerator

57
452/115

Oil gland removers

5
452/116

Pressure differential type

39
452/110

Roe or ova

20
452/119

Rotary scrubber type eviscerator

20
452/118

Spoon type eviscerator

30
452/120

Venting or opening preparatory to eviscerating

46
452/122

By tubular rotary cutter

35
452/121

Of fish

32
452/123

Viscera cleaner

35
452/173

Washer

85
 
 
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