Subclass |
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ClassTitle
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VALVES AND VALVE ACTUATION
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1.1 | | BLOW-OUT PREVENTERS (I.E., COOPERATING SEGMENTS OF ANNULUS) |
1.2 | | . Deformable annulus |
1.3 | | . Radial reciprocating ram |
3 | | PATTERN TRACER CONTROLLED ACTUATOR |
4 | | TUBE COMPRESSORS |
5 | | . Fluid pressure actuated |
6 | | . Roller tube contacting element |
7 | | . Perpendicularly reciprocating tube contacting element |
8 | | . . Screw actuated |
9 | | . Pivoting tube contacting element |
10 | | . . U-shaped resilient bar or rod |
11 | | HEAT OR BUOYANCY MOTOR ACTUATED |
12 | | FLUID ACTUATED OR RETARDED |
14 | | . Fluid and non-fluid actuators |
15 | | . Compulsory cut-off after flow period |
16 | | . . Serial main line cut-off and manual valves (e.g., hydraulic "fuses") |
17 | | . . . Interconnected motion |
18 | | . . . . Manual and pilot valves |
19 | | . . Auxiliary pilot valve overrides a first pilot valve |
20 | | . . Forced return of actuator to cut-off position |
21 | | . . Actuator connection released on opening of cut-off valve |
22 | | . . Control fluid released into closed build-up chamber |
23 | | . . Dashpot interconnects actuator and valve |
24 | | . Venturi or line flow effect assisted |
25 | | . Pilot or servo type motor |
26 | | . . Alternative pressure sources or pilot valve |
27 | | . . Servo failure responsive control of main valve |
28 | | . . Fluid actuated pilot valve |
29 | | . . . With additional pilot valve control |
30.01 | | . . Electrically actuated pilot valve |
30.02 | | . . . Main valve biased closed by fluid pressure |
30.03 | | . . . . Venting passage within movable main valve |
30.04 | | . . . . . Pilot valve movably mounted within or around main valve |
30.05 | | . . . . Fluid pressure sole means for biasing valve closed |
31 | | . . Double or oppositely acting motor units |
32 | | . . Latched pilot valve |
33 | | . . Choked pressure type servo motor |
34 | | . . . With reverse flow prevenging (nonsiphoning) |
35 | | . . . Variable choke passage according to valve position |
36 | | . . . With separate dashpot or choked fluid retarding chamber |
37 | | . . . With choke or restrictor in main line |
38 | | . . . Pilot valve seated in motor or valve element |
39 | | . . . . Controls inlet to choke chamber |
40 | | . . . . Tilting pilot valve |
41 | | . . . Remote pilot valve actuation |
42 | | . . . Adjustable opening limit for main valve |
43 | | . . . Main valve biased open by line pressure |
44 | | . . . . Differential reaction surface for line pressure |
45 | | . . . . . Diaphragm or bellows surface |
46 | | . . . . Diaphragm or bellows motor element |
47 | | . . With separate dashpot or choked fluid retarder |
48 | | . Dashpot or fluid controlled retarder or timer |
49 | | . . Latch or trip releasing |
50 | | . . Line pressure connected dashpot or choke chamber |
51 | | . . . With choke by-pass or relief means |
52 | | . . . Chamber fills on closing of main valve |
53 | | . . Line connected open accumulating chamber |
54 | | . . Closed fluid circuit dashpot or choke chamber |
55 | | . . With choke by-pass or relief means |
56 | | . Plural operations (e.g., lifting and rotating rotary valve) |
57 | | . Fluid link or column actuator |
58 | | . With mechanical movement between actuator and valve |
59 | | . Rotary or oscillatory motor |
60 | | . With adjustable limit stop for actuator |
61 | | . Flexible wall expansible chamber reciprocating valve actuator |
61.1 | | . . Flexible wall valves fluid |
61.2 | | . . Coaxial actuator, seat and valve |
61.3 | | . . . Valve between coaxial spring biasing means and actuator |
61.4 | | . . . Coaxial spring biasing means between valve and actuator |
61.5 | | . . . Actuator wall between valve and coaxial spring biasing means |
62 | | . Piston type expansible chamber reciprocating valve actuator |
63 | | . . Unitary piston and valve |
63.4 | | . . Lost motion, abutment or resilient connection between actuator and valve |
63.5 | | . . Coaxial actuator, seat and valve |
63.6 | | . . . Coaxial spring biasing means between valve and actuator |
64 | | WITH NON-FLUID RETARDER |
65 | | PERMANENT OR CONSTANTLY ENERGIZED MAGNET ACTUATOR |
66 | | BIASED TRIP |
67 | | . With second diverse control |
68 | | . Electrical trip actuation |
69 | | . . Trip operated on failure of electric power |
70 | | . . With electrical resetting means |
71 | | . . . Rotary electric motor |
72 | | . Weight biased trip |
73 | | . Fluid pressure trip actuation |
74 | | . Mechanical movement trip actuation |
75 | | WITH SNAP ACTION |
76 | | IMPACT TYPE ACTUATOR |
77 | | LOST MOTION BETWEEN ACTUATOR AND VALVE |
78 | | . Lever |
79 | | . Overload release |
80 | | . . Elastic |
81 | | . . Slip coupling between actuator and valve |
82 | | . Check valve with external opening and closing means |
83 | | . . Spring |
84 | | VALVE HEAD MOVABLY CONNECTED FOR ACCOMMODATION TO SEAT |
85 | | . With yieldable connection |
86 | | . With universal connection |
87 | | . With single plane swing pivoted connection |
88 | | . Rotatable only |
89 | | WITH MEANS FOR BLOCKING OR DISABLING ACTUATOR |
89.5 | | . Actuator, or blocking means, includes flow path joint |
90 | | . Attachments |
91 | | . . Requiring modification of valve |
92 | | . . Acting on valve limit stop |
93 | | . . . Mounted on valve actuator |
94 | | . Fluid pressure biased latch |
95 | | . Released by non-valving actuator motion |
96 | | . . Linear reciprocation of rotary handle |
97 | | . . . Latch connects actuator to body through head |
98 | | . . Pivoted handle |
99 | | . . . With spring |
100 | | . . Rotation of reciprocating handle |
101 | | . Latch manipulator mounted on handle or stem |
102 | | . . Constrained linear motion |
103 | | . . . With pivoted latch |
104 | | . . . With latch rigidly associated with manipulator |
105 | | . . . . Latch lug extends transversely to axis of manipulator |
106 | | . . . With transversely movable latch |
107 | | . . With pivoted latch |
108 | | . . . Resilient latch and manipulator |
109 | | . . . With spring |
110 | | . . With reciprocating latch |
111 | | . Latch manipulator mounted on valve body |
112 | | . . Set screw |
113 | | . . Constrained linear motion of latch with rigidly associated manipulator |
114 | | . . With pivoted latch |
115 | | . . . Resilient latch and manipulator |
116 | | . . . With spring |
117 | | WITH RESTRICTOR IN PARALLEL TO MAIN VALVE |
118 | | WITH MATERIAL GUIDE OR RESTRICTOR |
119 | | . Aspirated stem drain |
120 | | . Movable or resilient guide or restrictor |
121 | | . . Adjustable guide or restrictor |
122 | | . . . Tapered metering plug |
123 | | . Valve at point of greatest restriction |
124 | | . . Venturi restrictor |
125 | | . Drop forming restrictor |
126 | | . Spiral guide or spiral restrictor |
127 | | . Baffle or zigzag flow restrictor |
128 | | WITH DETACHABLE ACTUATOR AND MEANS TO PREVENT LEAKAGE WHEN ACTUATOR IS DETACHED |
129.01 | | ELECTRICALLY ACTUATED VALVE |
129.02 | | . With means to bias valve open |
129.03 | | . With nonelectrical actuator |
129.04 | | . Remote or follow-up control system for electrical actuator |
129.05 | | . Having means to produce digital pulses |
129.06 | | . Having element dimensionally responsive to field |
129.07 | | . Balanced valve |
129.08 | | . Having means to produce proportional flow |
129.09 | | . Solenoid having plural coils |
129.1 | | . . Coils have common axis |
129.11 | | . Rotary electric actuator |
129.12 | | . . With limit control |
129.13 | | . . With speed or braking control |
129.14 | | . Freely rotatable ball valve |
129.15 | | . Including solenoid |
129.16 | | . . Having plate-shaped armature |
129.17 | | . . Having diaphragm between coil and opening controlled |
129.18 | | . . With means to adjust stroke of armature |
129.19 | | . . Lost motion between valve and valve actuator |
129.2 | | . . Mechanical movement between valve and solenoid |
129.21 | | . . Coil surrounds valve port or flow line |
129.22 | | . . Solenoid within flow line |
142 | | WITH CORRELATED FLOW PATH |
149 | | . Valve operated by joining flow path sections |
149.1 | | . . Joining motion includes linear valve operating component |
149.2 | | . . . Valve rotatably or hingedly mounted |
149.3 | | . . . Valve motion is transverse to, or opposed to, the linear component |
149.4 | | . . . Joint includes screw thimble |
149.5 | | . . . Of rotatable flow path section |
149.6 | | . . . Motion opposed by valve spring |
149.7 | | . . . . Contact only, or friction, joint |
149.8 | | . Valve operated by motion of flow path |
149.9 | | . Flow path joint interlocked with valve or actuator |
144 | | . Tank |
145 | | . Pipe side |
146 | | . . Clamp type coupling |
147 | | . Pipe end (terminal valve) |
148 | | . Pipe coupling or union |
150 | | . . Flexible or expansible |
151 | | . . Non-rotatable conduit coupling |
152 | | . . Valve seat and coupling element removable as a unit |
143 | | . With mounting or support |
153 | | . With particular outlet or inlet |
154 | | . . Fluid deflecting means at outlet |
155 | | . . Nozzle or spout |
156 | | . . . With receptacle accommodating feature |
157 | | WITH MEANS TO INCREASE HEAD AND SEAT CONTACT PRESSURE |
158 | | . With positive reduction |
159 | | . . Seat pressed to valve |
160 | | . . Rotary valve |
161 | | . . . Independent actuation |
162 | | . . . Cam or wedge |
163 | | . . . . Encased |
164 | | . . . Screw |
165 | | . . . . Non-reciprocating |
166 | | . . . . . With slip coupling |
167 | | . . Bifaced |
168 | | . . . Screw |
169 | | . . . Toggle |
170 | | . Seat pressed to valve |
171 | | . . Packing presed by gland |
172 | | . . Fluid pressure |
173 | | . . . Butterfly valve |
174 | | . . Spring |
175 | | . Fluid pressure |
176 | | . Spring |
177 | | . . Pivoted valve |
178 | | . . . Bifaced |
179 | | . . . Terminal |
180 | | . . Rotary valve |
181 | | . . . Plug |
182 | | . . . . Expanding |
183 | | . . . . Encased |
184 | | . . . . . At actuator end |
185 | | . . . Spring in fluid |
186 | | . . Piston |
187 | | . Separate actuators or actuator motion |
188 | | . . Rotary valve |
189 | | . . Piston with expansible packing |
190 | | . Piston |
191 | | . . Packing expands with closing |
192 | | . Rotary valve |
193 | | . Gate valve |
194 | | . . Screw sole actuator of expander and valve |
195 | | . . Bifaced |
196 | | . . . In both closed and open positions |
197 | | . . . Faces pressed by subsequently movable expander |
198 | | . . . . With second expander |
199 | | . . . . Face element directly contacts casing |
200 | | . . . Carried expander contacts valve casing |
201 | | . . . . Pivoting expander |
202 | | . . . Faces or carrier contact stationary expander |
203 | | . . Cam or wedge |
204 | | . . . Moves with respect to head and seat |
205 | | WITH SELECTIVE FLOW REGULATION |
206 | | . Different sized bores in valve head |
207 | | . . Rotary plug |
208 | | . Rotary |
209 | | . . Plug |
210 | | SEQUENTIAL OPENING OR CLOSING OF SERIAL PORTS IN SINGLE FLOW LINE (E.G., ANTI-SCORING) |
211 | | SERIAL ALTERNATELY CLOSED PORTS |
212 | | RELATIVELY MOVABLE VALVE ELEMENTS FORM SINGLE PORT CLOSURE (E.G., IRIS DIAPHRAGM) |
213 | | MECHANICAL MOVEMENT ACTUATOR |
214 | | . Particularly packed or sealed |
215 | | . Plural motions of valve |
216 | | . . Screw threads in flow path |
217 | | . . Valve head between actuator and screw |
218 | | . . Encased |
219 | | . . . Threadlessly coupled to screw |
220 | | . . . . Coupling socket in screw |
221 | | . . . Threads in removable sleeve |
222 | | . . . . Sleeve removably in bonnet |
223 | | . . . . Sleeve is bonnet |
224 | | . . . . Sleeve flange mounted between body and bonnet |
225 | | . . Threads in removable sleeve |
226 | | . . Biased |
227 | | . . . Spring |
228 | | . With pivoted valves |
229 | | . Plural dissimilar mechanical movements |
230 | | . Ratchet |
231 | | . Lever |
232 | | . . Train (plural serial) |
233 | | . . Leverage variable during operation |
234 | | . . Adjustable leverage |
235 | | . . Swiveled |
236 | | . . Biased |
237 | | . . . Sliding contact |
238 | | . . . . Spring |
239 | | . . . . . Spring co-axial with valve arm |
240 | | . . . . . . Spring stop on valve stem |
241 | | . . . . . . Spring abuts valve stem guide |
242 | | . . . Spring |
243 | | . . . . Co-acts with lever |
244 | | . . . . Co-axial with valve stem |
245 | | . . . . . Spring stop on valve stem |
246 | | . . . . . Spring abuts valve stem guide |
247 | | . . . Weight |
248 | | . Gear |
249 | | . . Mutilated or Geneva gearing |
249.5 | | . . Worm type |
250 | | . . Rectilinear rack |
250.5 | | . . Mating segments |
251 | | . Cam |
252 | | . . Co-axial or parallel axes |
253 | | . . . Biased |
254 | | . . . . Bi-directional |
255 | | . . . . . Non-reciprocating |
256 | | . . . . Encased |
257 | | . . Encased with seal |
258 | | . . . Bi-directional |
259 | | . . . Cam is finger-like extension |
260 | | . . . Overhung crank type |
261 | | . . . Center crank type |
262 | | . . Biased |
263 | | . . . Spring |
264 | | . Screw |
265 | | . . Plural thread |
266 | | . . Non-reciprocating actuator |
267 | | . . . Internal thread |
268 | | . . . . Inverted cup-shape |
269 | | . . . . . Separable actuator bushing |
270 | | . . . Removable guide |
271 | | . . . . Resiliently mounted actuator |
272 | | . . . Biased |
273 | | . . Internal thread |
274 | | . . Encased |
275 | | . . . Biased |
276 | | . . . . Spring |
277 | | . . Biased |
278 | | . . . Spring |
279 | | . Linkage |
280 | | . . Toggle |
281 | | BALANCED VALVES |
282 | | . Reciprocating |
283 | | . Rotary |
284 | | LIMIT STOP |
285 | | . Adjustable |
286 | | . Rotary valve |
287 | | . . Stop element on head |
288 | | . . Stop element on actuator |
289 | | VALVE ACTUABLE FROM PLURAL POSITIONS |
290 | | PLURAL SELECTIVE NEUTRAL POSITIONS FOR VALVE OR ACTUATOR |
291 | | DETACHABLE ACTUATOR |
292 | | . Rotary valve |
293 | | EXTENSION FOR ACTUATOR |
294 | | FLEXIBLE ACTUATOR (E.G., BOWDEN WIRE; CHAIN) |
295 | | PEDAL ACTUATOR |
296 | | PLURAL MOTIONS OF ACTUATOR |
297 | | WITH FRICTION DETENT |
298 | | PIVOTED VALVES |
299 | | . Terminal |
300 | | . . Gate |
301 | | . Gate |
302 | | . . Bifaced |
303 | | . Biased |
304 | | ROTARY VALVES |
305 | | . Butterfly |
306 | | . . Head and/or seat packing |
307 | | . . . Adjustable |
308 | | . . Head and stem connections |
309 | | . Plug |
310 | | . . Axial and radial bore |
311 | | . . . Lateral inlet and outlet |
312 | | . . Retainer at actuator end |
313 | | . Biased |
315.01 | | . Ball valve |
315.02 | | . . Having a particular hardness (i.e., durometric property) |
315.03 | | . . Of specific material |
315.04 | | . . . Ceramic (e.g., glass or fired clay) |
315.05 | | . . . Nonmetallic |
315.06 | | . . Having a swinging actuator |
315.07 | | . . Eccentric seating |
315.08 | | . . Including trunnion opposite axially extending actuating means |
315.09 | | . . . With removable trunnion cover |
315.1 | | . . Housing construction |
315.11 | | . . . Head removable perpendicular to flow passage |
315.12 | | . . . . At the actuator side (i.e., top entry) |
315.13 | | . . . Assembled around the head |
315.14 | | . . . Head removable along one side of flow passage |
315.15 | | . . . Having inseparable head |
315.16 | | . . Ball construction |
314 | | . Seat or interface seal |
316 | | . . Replaceable |
317 | | . . . Deformable material |
317.01 | | . . . Carried by head |
318 | | RECIPROCATING VALVE |
319 | | . Push or pull operator |
320 | | . . Biased |
321 | | . . . Spring |
322 | | . . . . Spring stop on valve stem |
323 | | . . . . Spring abuts valve stem guide |
324 | | . Piston |
325 | | . . With internal flow passage |
326 | | . Gate |
327 | | . . Bifaced |
328 | | . . Seats |
329 | | . . Bodies |
330 | | . Actuator controlled stem seal |
331 | | . Diaphragm |
332 | | . Diverse material seal at valve interface |
333 | | . Particular head and seat cooperation |
334 | | . . Elastic deformation |
335.1 | | HERMETIC FLEXIBLE WALL SEAL FOR ACTUATOR |
335.2 | | . Diaphragm |
335.3 | | . Bellows |
336 | | BIASED VALVE |
337 | | . Springs and spring retainers |
338 | | . Weight biased |
339 | | VALVE ACTUATOR EXTENDING THROUGH FLUID INLET OR OUTLET |
340 | | VALVE ACTUATOR SURROUNDING PIPE, INLET OR OUTLET |
341 | | VALVE ACTUATOR IS VALVE CASING OR EXTENSION THEREOF |
342 | | . Jointed or flexible wall |
343 | | . Sleeve valve |
344 | | . . Flow passage in sleeve |
345 | | . . Rotary |
346 | | . Plural motions of valve |
347 | | . Reciprocating valve |
348 | | . Biased valve |
349 | | VALVE ACTUATOR IS INLET OR OUTLET |
350 | | . Detachable tip |
351 | | . Plural motions of valve |
352 | | . Rotary |
353 | | . Reciprocating spout |
354 | | . Biased valve |
355 | | WITH ACTUATION LUBRICATING MEANS |
356 | | VALVE |
357 | | . Removable seat engaging element |
358 | | . Reinforced flexible material |
359 | | . Seats |
360 | | . . Removable |
361 | | . . . Mounted between casing sections |
362 | | . . . Compression or tension retained |
363 | | . . . With seal |
364 | | . . Head engaging gasket |
365 | | . . Retained by seat deformation |
366 | | . Bodies |
367 | | . . Sectional |
368 | | . Materials |
369 | | MISCELLANEOUS |
| | ****************************** |
| | CROSS-REFERENCE ART COLLECTIONS |
| | ****************************** |
900 | | VALVES WITH O-RINGS |
901 | | CURTAIN TYPE VALVES |
902 | | SPRINGS EMPLOYED AS VALVES |
903 | | NEEDLE VALVES |
904 | | SNAP FIT PLUG VALVES |
905 | | MOVABLE COIL ELECTRICAL ACTUATOR (E.G., VOICE COIL) |