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Class Information
Number: 49/491
Name: Movable or removable closures >
Description:










Sub-classes under this class:

Class Number Class Name Patents
49/1 Thermal releaser or actuator 40
49/10 Flood actuated 3
49/124 Extensible bar sections 4
49/125 Mounted for movement to facially stacked position 72
49/128 Collinear closures, one moves to offset position 21
49/13 Closure condition signal or indicator 78
49/131 Closure surface moved to inoperative position flush-with-ground 98
49/135 With wind vane or sail 3
49/136 Single actuator selectively moves individual closures 6
49/137 Unitary or interrelated fluid operator and closure check 21
49/138 With means to vary opening span or speed during movement 60
49/139 Optionally moved, manually, or by motor 187
49/141 With specified means to effect emergency release to closure 261
49/142 Plural closures, each with independent diverse movement 24
49/146 Vertically reciprocable, additional sideward venting movement from closed position 5
49/147 Closure hangs on flaccid connector 10
49/148 Disparate support for displaced closure 4
49/149 Mounted for optional movements 15
49/15 Jail-type closure with remote control station 11
49/197 Up-and-over type; e.g., moves from vertical to withdrawn horizontal overhead position 91
49/207 Superimposed closures, independent edgewise movement to side of opening 4
49/208 Mounted for multidirectional or oblique movement 20
49/21 Responsive to or directly actuated by ambient fluid 23
49/24 With master control for individually controlled closures 9
49/25 Radiant energy control 205
49/26 Safety means responsive to obstruction to closure 287
49/262 Vehicle actuated roller or carriage or carried cooperant 9
49/263 Treadle or impact initiated operator 17
49/275 Closure moved by step-by-step operator 4
49/276 Starter-type operator; e.g., seal breaker 32
49/279 Operator interrelated with closure latch release 58
49/29 Time controlled 43
49/303 Closure movement actuated retractable sealing, guiding or locking strip 43
49/31 Condition responsive control 234
49/316 Operator for retractable sealing, guiding or locking strip 35
49/32 Initial manual displacement energizes motor drive; e.g., touch plate initiator 26
49/322 With safety brake or catch 58
49/323 Closure guided from housing by retractable support 6
49/324 With operator for movably mounted closure 131
49/33 Closure shiftable to pit or obstacle bridging position 48
49/34 Distortable; e.g., flexible strand-type barricade 84
49/35 Check or key controlled 59
49/36 Continuous closure opening in intersecting barriers 6
49/364 Bump actuated latch release for biased closure 13
49/365 Closure mount or stop on independent movable or removable center post 32
49/366 Bipartite, center opening 73
49/37 Convertible 6
49/371 Swinging closures closing single opening 42
49/372 Stored in housing 48
49/379 Latch release of movement-stored energy 90
49/38 Registerable opening in facially opposed closure and barrier 25
49/380 Movable closure and its support transferable as unit 141
49/381 With means mounting closure for swinging 146
49/40 Convex or concave closure and opening 79
49/404 With means mounting closure for reciprocation 206
49/41 Arcuate closure rotates across arcuate opening 64
49/42 Plural wings radiate from common pivot; i.e., revolving 82
49/460 Handle or protector 153
49/463 Removable closure 242
49/467 Threshold 69
49/472 Combined seal, stop and stiffener; i.e., cleat 9
49/475.1 Closure seal; e.g., striker gasket or weatherstrip 382
49/48 With section for hand signalling 6
49/49 With traffic director or controller; e.g., one-way 271
49/50 With protective grille or safety guard 128
49/501 Panel with closure feature 437
49/504 Frame with closure feature 445
49/506 Processes 253
49/507 Miscellaneous 23
49/58 With animal blocker repeller or chaser 25
49/61 Facially opposed primary and auxiliary closure for common opening 93
49/68 Sequential closures for passageway 64
49/69 Main closure actuates supplemental closure for trackway 3
49/70 Combined 95
49/71 With side panels; e.g., awning 11
49/72 Window position or movement interrelated with door latch 12
49/73.1 Closures interconnected for concurrent movement 19
49/9 Impact absorbing flexible barricade 86
49/DIG.1 Thermal breaks for frames 157
49/DIG.2 Plastic frame components 75


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
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