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Class Information
Number: 285
Name: Pipe joints or couplings >
Description: Joints between two or more members, such members comprising fluid, wire or cable conducting pipes, tubes or tubular bodies with or without rod-like bodies in end-to-end or side-to-side relation or between such a member and a plate, wall, receptacle or other base.










Class Number Class Name No. of Patents
285/184

Adjustable angle

186
285/185

With center bolt

29
285/900

Balanced pressure

68
285/261

Ball and socket

193
285/266

Composite ball

18
285/264

Oscillative

36
285/265

With gimbal ring

23
285/263

Radially spaced spherical surfaces

89
285/268

Spring-biased ball

32
285/269

Socketed spring

11
285/267

Spring-biased packing

29
285/262

With internal tie means

12
285/271

With removable ball seat

34
285/270

With separate packing actuator

11
285/260

Both members pliable and nonmetal

70
285/394

Cam

18
285/396

Bayonet type

54
285/395

Thimble

6
285/902

Canted ring

27
285/901

Cap closures

160
285/420

Clamp

306
285/421

Wedge

101
285/119

Combined

77
285/149.1

Connector for conduit housing electromagnetic line:

66
285/154.1

Having box and connector

42
285/154.2

Including flexible armored sheath

15
285/154.3

Including screw operated clamp

8
285/154.4

Including screw operated clamp

11
285/153.1

Including swivel

4
285/153.2

Having plural swivels

1
285/153.3

Having swivel and spring

0
285/152.1

Multiple passage

10
285/150.1

Underground

7
285/151.1

Water tight

52
285/9.2

Contact only

45
285/12

Convertible

196
285/903

Corrugated

377
285/904

Cryogenic

85
285/382

Deformed

361
285/382.1

Both members

38
285/382.2

Simultaneous

170
285/382.7

By separate deformable element

191
285/382.4

Outwardly expanded

168
285/382.5

Bulged

83
285/283

Detachable hinge

28
285/905

Different coefficients of expansion

41
285/383

Distinct spaced serial

133
285/179

Elbow

280
285/180

Cooperating saddle clamp

13
285/182

Nesting parts

5
285/181

Serially connected, adjustable

81
285/183

Sheet metal

31
285/179.1

With access opening

25
285/179.2

Sheet-metal

3
285/907

Electrical fixtures

33
285/189

End to side or plate (e.g., reinforcement)

188
285/191

Bolt or hook in flow (e.g., center bolt)

24
285/211

Countersunk packed

21
285/212

Screw-compressed

35
285/222

Expanded or swaged pipe

95
285/196

Expansible packing on spigot

31
285/200

Flexible or yielding plate

55
285/213

Gland

7
285/215

External of conduit

26
285/216

Expansible

16
285/217

With conduit clamping means

6
285/218

Transverse screw

2
285/214

Internal with expanding means

12
285/192

Penetrating (e.g., secant)

136
285/193

Fixture

12
285/194

Hole edge clamp

32
285/195

Transverse screw

3
285/197

Saddle-type clamp

288
285/198

Yoke with radial screw at bight

17
285/199

Yoke with thread on free ends

25
285/219

Screw

32
285/221

Necked plate

9
285/220

With packing

39
285/201

Sput

32
285/205

Clamped plate

113
285/206

Screw clamp

70
285/208

Attachable from one side of plate

62
285/209

Lugged nipple

22
285/210

Movable lug

23
285/207

With conduit clamping means

18
285/202

Interlocked

22
285/204

Packed

29
285/203

Plate edge locks sput

16
285/190

Swivel with lateral port to annular sleeve

165
285/906

Equivalents

279
285/305

Essential catch

549
285/318

Coil spring

97
285/319

Leaf spring

756
285/306

Line pressure-responsive

42
285/307

Operated by conduit motion

149
285/320

Pivoted

231
285/321

Resilient ring

513
285/308

With manipulator

342
285/314

Cam sleeve

98
285/315

Reciprocating sleeve

194
285/316

Spring-biased sleeve

279
285/313

Restrainer for manipulator

33
285/317

Spring-biased catch

195
285/309

With means to increase contact pressure (e.g., tightener)

52
285/312

Cam lever

106
285/311

Dead center lever systems (self-locking)

33
285/310

Separate actuator

29
285/908

Extrusion holes

17
285/8

Faucet type (e.g., slip-on)

76
285/405

Flange

138
285/406

Clamped

93
285/412

Axially bolted

151
285/407

Band type

51
285/409

Lever

56
285/410

Screw

53
285/411

Segmented ring

85
285/408

With intermediate flange engaging member

42
285/413

Rings

24
285/414

Detachable

96
285/415

Split ring

108
285/416

Fused

69
285/223

Flexible joint, rigid members

133
285/226

Bellows

286
285/227

Multiple

60
285/228

Balanced

14
285/229

Single fold type

76
285/230

Concrete, clay, or masonry pipe

106
285/225

Diaphragm

14
285/224

Radial and longitudinal expansion compensators

46
285/235

Resilient sleeve type

109
285/236

Clamped

177
285/237

With spigot and socket ends

35
285/231

Socketed packing type

137
285/233

Beaded conduit

52
285/234

Flared conduit

34
285/232

With conduit gripping means (e.g., wedge ring)

38
285/909

Fluorocarbons and memory plastics

51
285/125.1

For branched path

151
285/132.1

(y-type) having a straight portion and an angled leg

34
285/128.1

Allowing for movement parallel to path (e.g., expansion joint)

4
285/129.1

And having additional, integral fitting, branch, or coupling for a means such as a vent

32
285/129.2

Plus a bend, flange, pocket, or chamber for antisiphon

7
285/126.1

Having an access opening and removable cover

17
285/127.1

Including a swivel joint

10
285/127.2

Double y-type

2
285/130.1

Intersecting paths (e.g., x- or cross-type)

10
285/133.11

T-type

177
285/133.6

For thin-walled material (e.g., sheet-metal)

9
285/133.3

Having a pipe-receiving bell, socket or mouth

33
285/133.21

Having a seal, gasket, o-ring, or packing

65
285/133.5

Having reinforcement

19
285/133.4

Having threaded portions

45
285/131.1

Y-type, (symmetrical along the centerline)

49
285/222.1

For plural component line (e.g., flexible type)

72
285/222.5

Distinct metal layers (e.g., wire cloth, etc.)

17
285/222.3

Elastomeric and fabric layers

14
285/222.4

Metal and elastomeric layers

41
285/222.2

Metal, elastomeric (e.g., rubber), and fabric layers

32
285/3

Frangible element

287
285/4

Score line or groove

172
285/304

Friction detent (e.g., breakaway type)

26
285/910

Gaskets

241
285/912

Gear

47
285/911

Glass

90
285/120.1

Having plural independent paths

49
285/121.1

Allowing relative motion of pipes

24
285/121.2

Revolvable and telescoping

7
285/121.3

Revolvable

55
285/121.5

Having specific bearing structure

32
285/121.4

Having spring biasing for maintaining a leak-proof seal

24
285/121.6

Swiveling

67
285/121.7

Ball and socket type

13
285/122.1

And at least one path having branched flow

36
285/123.1

For concentric tubes or pipes (e.g., well casing or wellhead type)

220
285/123.15

Double-walled or duplex joint

112
285/123.16

Wall configured as mating complementary type (e.g., hot air ducts)

34
285/123.2

Having plural parallel suspended inner tubes

54
285/123.3

Having single suspended inner tube

79
285/123.5

Having inner tube anchored by slip means

21
285/123.11

Having slip means actuator

12
285/123.6

Including packing means

22
285/123.7

Having means engaging slip means and compressing packing means

10
285/123.8

By bolt directly connecting slip means to packing means

8
285/123.9

Having radially applied orienting means

12
285/123.12

Including a seal

72
285/123.14

Compressed by tightening a bolt coaxial to tubing

16
285/123.13

Held by a means applied radially (e.g., set crew)

22
285/123.4

Split ring type suspension means

58
285/123.17

Joint fabricated from material to compensate for movement

37
285/124.1

Parallel paths

193
285/124.2

Having spacer means for pipes or tubes

71
285/124.3

Apertured plate type

94
285/124.4

Including a fitting, boss, or nipple means

114
285/124.5

Located within block type connector for ducts

85
285/65

Identical halves (e.g., train line type)

15
285/70

Longitudinal port

10
285/73

Integral hook

13
285/79

Auxiliary detent

10
285/74

Oscillating engagement

4
285/76

Auxiliary detent

2
285/77

Reciprocating

4
285/78

Key or wedge

3
285/75

Reciprocating conduit

1
285/71

Pivoted hook or loop

7
285/72

Auxiliary detent

2
285/67

Side slide

23
285/68

Transverse port

18
285/69

Auxiliary detent

25
285/66

With intermediate sleeve

4
285/913

Interdigitating

64
285/397

Internal sleeve

113
285/398

With external

52
285/914

Irreversible

66
285/5

Irrigation type (guide and support)

53
285/6

Released by conduit motion

0
285/118

Knuckle joint with actuating means

5
285/10

Liquid seal

22
285/11

With relative motion

22
285/915

Mastic

330
285/422

Materials

138
285/423

Nonmetallic

810
285/424

Sheet

275
285/917

Metallic seals

259
285/425

Miscellaneous

14
285/285.1

Molded joint

54
285/290.1

Composite pipe (ends)

18
285/290.5

Expansion/contraction

1
285/290.3

Interlocked with pipe end

13
285/290.4

Having additional holding means

10
285/290.2

Locked reinforcement

4
285/291.1

Having screw interlock

16
285/291.2

Having interrupted thread

3
285/286.1

Interlocked

35
285/286.2

Deformed or having additional holding means

14
285/293.1

Lining or cover molded to pipe end

61
285/294.1

Sleeve

49
285/294.3

Sprue

35
285/294.4

Having additional holding means

15
285/294.2

Wrapped

26
285/289.1

Solder

30
285/289.2

Having additional holding means

3
285/289.3

Interlocked

4
285/289.4

Having disassembly feature

1
285/289.5

Having pre-placed solder

13
285/296.1

Sprue

38
285/288.1

Weld

273
285/288.2

Axially spaced

15
285/288.3

Cold weld

3
285/288.4

Flash weld

14
285/288.5

Having additional holding means

38
285/288.6

Interlocked

19
285/288.8

Having crack arresting feature

9
285/288.7

Having disassembly feature

6
285/288.11

Having pre-formed weld ring

33
285/288.9

Reinforced

8
285/292.1

With lug and slot interlock

8
285/295.1

With packing filler

2
285/295.3

Elastomeric

5
285/295.2

Wedge ring type

3
285/287.1

With root repellent

1
285/916

Molecular change

12
285/322

Movable jaw (e.g., contractible socket)

403
285/324

Reducing bushing

5
285/323

Wedge bushing

273
285/238

Nonmetal to metal

95
285/239

Internal member (e.g., sleeve or nipple)

166
285/242

External clamp or holder

227
285/252

Band clamp with tightener

114
285/253

Bolted

104
285/256

Deformation

341
285/257

Bendable spur fingers

27
285/258

Expanding internal member

68
285/243

Movable jaw

114
285/259

Particular surface

190
285/245

Screw-compressed

36
285/250

Gland

22
285/251

Screw-fed hose

39
285/246

Thimble gland

22
285/247

Thimble

62
285/248

Separable means between hose and clamp

26
285/249

Wedge ring

119
285/244

Spring

21
285/255

Wedge

96
285/254

Wrapped band

17
285/240

Flexible tip pipe

6
285/241

External clamp

2
285/918

O-ring

70
285/335

Packed

17
285/344

"rolled-in" gasket

26
285/358

Cam

16
285/360

Lugged pipe, rotary engagement

112
285/361

Bayonet slot

97
285/362

With manipulating ring

35
285/359

Thimble

11
285/347

Carried on cylindrical shank

128
285/378

Diverse metal seat

7
285/337

Externally with clamp

124
285/363

Flanged pipe

280
285/364

Clamped

165
285/368

Axially bolted

318
285/365

Band type

121
285/366

Screw

11
285/367

Tangential

206
285/345

Frictional retention upon insertion

158
285/346

With packing-expanding means

50
285/379

Gasket retainer

267
285/380

Resilient stud

3
285/356

Gland

79
285/357

Threaded

39
285/351

Plural seals

387
285/352

Coacting opposed duplicates

26
285/338

Radially expansible, spigot-carried

64
285/353

Screw thimble-gland

187
285/354

Screw thimble

399
285/355

Screw

238
285/369

Sleeve

307
285/372

Dependent

15
285/373

Longitudinally divided

371
285/370

Internal

144
285/371

With external

97
285/374

Socket

203
285/375

Internal reciprocating packer

36
285/376

Lugged pipe, rotary engagement

121
285/377

With manipulating ring

38
285/349

Supplemental packing socket

72
285/350

Extrusion recess

39
285/339

Wedge

75
285/343

Compressed

137
285/341

Double wedge surfaces

128
285/342

Pushed

203
285/340

Toggle ring type

241
285/336

With cooperating opposed packing grooves

122
285/348

With separable follower

189
285/328

Particular interface

237
285/331

Annular socket

345
285/329

Diverse metal

42
285/330

Interlocked or overlapped

348
285/332

Tapered

205
285/334.1

Adapter seat

53
285/334.2

Double-tapered internal sleeve

91
285/334.3

Elastomeric

28
285/332.1

Conoidal

78
285/332.4

Discontinuous interface surface

33
285/333

Threaded (e.g., drill pipe type)

404
285/334

Flat crest

319
285/334.4

Dissimilar

117
285/334.5

Flared

134
285/332.2

Packed

72
285/332.3

Interface

99
285/136.1

Pipe to discreet nipple or sleeve to plate (i.e., three successive pieces)

228
285/138.1

Ball and socket

11
285/140.1

Expandable detent engages plate to hold nipple

125
285/142.1

Nipple bolted to plate

33
285/141.1

Nipple sealed to plate

62
285/143.1

Nipple threaded to plate

35
285/137.11

Pipe to nipple connection dependent on nipple to plate connection

35
285/139.1

Plate clamped between flanged nipple and separate fastener

77
285/139.2

Nipple includes seal

56
285/139.3

Nipple includes securing means

26
285/920

Remotely controlled

161
285/15

Repair

227
285/16

Removable wear element

58
285/17

Alternate wear parts

2
285/919

Resinous

30
285/42

Roof or floor drain flashing type

102
285/43

Angled

36
285/44

Adjustable pitch

27
285/922

Safety and quick release for drill pipes

32
285/1

Safety release

84
285/2

With frangible or deformable element

124
285/384

Screw thimble-gland

39
285/385

Wedge

15
285/386

Screw thimble

104
285/387

Removable

57
285/388

Detachable flange

68
285/389

Wedge

20
285/390

Screw

243
285/392

Attached thread bushing

39
285/393

Gland

19
285/391

Interrupted thread

58
285/144.1

Serial,relatively movable portions

24
285/145.1

Having telescoping portion

34
285/145.3

Ball connector

20
285/145.2

Pivot or swivel

13
285/145.4

Sleeve

14
285/145.5

Bellows-type

15
285/146.1

Linked ball and socket portions

49
285/146.3

Having ball between opposed sockets

23
285/146.2

Having multiplex socket

8
285/147.1

Plural swivels

54
285/147.3

Having nozzle

7
285/147.2

Having spring

3
285/148.1

Serial diverse single flow path or line

18
285/148.6

Compound coupling (e.g., leak-gland type)

5
285/148.7

Having molded or bonded joint

2
285/148.8

Having bolted or screwed flange or clamp

1
285/148.19

Diverse coupling interfaces

153
285/148.21

Quick connect or release

23
285/148.11

Diverse materials

21
285/148.12

Having bonded component

10
285/148.13

Nonmetal to metal

107
285/148.17

Having clamp

10
285/148.16

Having serrated nipple

13
285/148.15

Having swivel

17
285/148.14

Quick connect or release

16
285/148.18

Reducer

30
285/148.22

Diverse size or shape

53
285/148.27

Eccentric

68
285/148.23

Reducer

119
285/148.25

Having bolted flange

13
285/148.26

Having clamp

37
285/148.24

Sheet-metal (e.g., stove duct, etc.)

11
285/148.3

Flexible

4
285/148.28

Having bolted or screwed flange or clamp

13
285/148.9

Having bonded component

4
285/148.4

Having swivel

5
285/148.5

Intermediate joint with expansible spigots

3
285/148.2

Quick connect or release

15
285/325

Side slide

126
285/326

Clamping lever

13
285/327

Screw-thimble tightener

5
285/188

Side to pipe side

25
285/417

Sleeve

151
285/418

Dependent

5
285/419

Longitudinally divided

274
285/921

Snap-fit

764
285/399

Socket

41
285/400

Detachable ring

9
285/401

Lugged pipe, rotary engagement

97
285/402

Bayonet slot

105
285/403

With separable fastener

79
285/404

Set screw or pin

168
285/923

Specific material

18
285/925

Swells when wet

12
285/272

Swivel

138
285/275

Pipe in socket type

57
285/276

With ball, ring or pin detent

211
285/277

With manipulator

54
285/278

With flange in socket

36
285/280

Flange locked axially

45
285/281

Packed

192
285/279

Spring-pressed flange

40
285/273

Transverse cylinder in socket

23
285/272.1

With access opening

8
285/282

With rotation limits

48
285/274

With yoke

5
285/381.1

Temperature responsive joint element; e.g., shrunk fit

91
285/381.2

Memory metal element

43
285/381.3

Having intermediate member

23
285/381.4

Memory plastic element

67
285/381.5

Having intermediate member

21
285/187

Temperature-responsive

169
285/134.1

U-type (e.g., return bend)

24
285/135.1

Detachable

6
285/135.4

Having coupling sleeve

3
285/135.5

Secured by bolt

1
285/135.2

Having yoke-type clamp

3
285/135.3

Having a removable bushing

1
285/7

Vacuum cleaner type

197
285/298

Variable length

74
285/303

Step adjustment

46
285/302

Telescopic with relative motion

273
285/299

With bellows seal

61
285/300

Internal sleeve

61
285/301

With limit means

36
285/924

Vented

114
285/56

Water closet type, floor-supported

70
285/57

Flexible diaphragm or bellows

7
285/58

Intermediate coupling

31
285/59

Tapered spigot

13
285/60

Tapered spigot

7
285/284.1

With access opening

17
285/18

With assembly means or feature

351
285/36

Attached thread-jamming preventer

5
285/30

Combined inlet and outlet

42
285/24

Guide and support

323
285/25

Plural noncommunicating (e.g., train pipe type)

30
285/26

With latch or lock

105
285/27

Guide

111
285/28

Plural noncommunicating

12
285/29

With latch or lock

24
285/38

Handle or handwheel for rotary engagement

148
285/31

Inserted section

139
285/32

Threaded telescopic

36
285/21.1

Molded joint facilitator

136
285/21.2

Having embedded facilitator

170
285/21.3

Having solvent facilitator

26
285/22

Spacing means (e.g., lugs)

50
285/39

Particular tool-engaging means or with tool

565
285/33

Quick release

53
285/34

Radially moved segmented threads (e.g., chuck type)

35
285/35

Pivoted segments

25
285/19

Spaced plates

19
285/20

Penetrating

13
285/40

Thread-cutting means

39
285/23

With holding means functioning only during transportation assembly or disassembly

241
285/37

With winder for packing or clamp

5
285/117

With broken parts retainer

19
285/45

With casing, lining or protector

258
285/46

Escutcheon type

49
285/47

Insulated

329
285/48

Between serially connected parts

36
285/50

By intermediate joint

24
285/51

Ball and socket

7
285/52

Screw thimble

24
285/49

Intermediate resilient conduit (noise-dampener)

124
285/53

Sleeve

92
285/54

Socket

25
285/55

Lined

446
285/95

With fluid pressure seal

75
285/99

Coacting opposing duplicate

10
285/109

Expansible internal sleeve-type gasket

41
285/107

Expansible shank

11
285/110

Flexible lip

254
285/111

C-shaped section

106
285/112

Longitudinal web

122
285/106

Independent supply passage

53
285/108

Separate retainer or positioner

64
285/98

Swivel with flange in socket

102
285/113

Wedged gasket

51
285/100

With expansible chamber means

16
285/101

Piston-type reactor

79
285/103

Side slide

7
285/102

With line pressure-responsive catch

14
285/96

With external pressure supply

73
285/97

Inflated member

47
285/104

With separate, encased pipe-gripping means

105
285/105

Packing-actuated

59
285/41

With heating or cooling

126
285/93

With indicator, alarm or inspection means

601
285/13

With leakage or drip disposal

133
285/14

Weep holes

105
285/80

With lock or seal

71
285/94

With lubrication

155
285/9.1

With magnetic element

44
285/81

With means blocking release of holding means

230
285/82

Auxiliary latch

72
285/83

Line pressure-responsive

23
285/87

Pivoted

85
285/88

With manipulator

29
285/84

Reciprocating

47
285/86

Locking sleeve

136
285/85

With manipulator

57
285/91

Key or pin

96
285/89

Lock nut or washer

68
285/90

Set screw

66
285/92

Thread lock

216
285/114

With strain relief

245
285/115

Extension of socket or sleeve

49
285/116

Separable

19
285/61

With support

127
285/64

Static building construction

114
285/62

Vehicle

72
285/63

Railway

9
 
 
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