Subclasses list

• 1 SELECTIVE DELIVERY 
  Patents: 29
  Patent Applications: 2
• 2 Destination controlled by operator at remote site 
  Patents: 18
  Patent Applications: 0
• 3 Destination controlled by sensed condition 
  Patents: 60
  Patent Applications: 1
• 4 Controlled by coded load 
  Patents: 7
  Patent Applications: 1
• 5 Magnetic material on load 
  Patents: 1
  Patent Applications: 0
• 6 Electrical contact on load 
  Patents: 4
  Patent Applications: 0
• 7 Adjustable or changeable code on load 
  Patents: 1
  Patent Applications: 0
• 8 Presence or size of recess or protrusion on front of load 
  Patents: 2
  Patent Applications: 0
• 9 Protrusion 
  Patents: 11
  Patent Applications: 0
• 10 WITH MEANS TO CONTROL CONVEYING FLUID OR MOVEMENT OF LOAD IN RESPONSE TO SENSED CONDITION 
  Patents: 61
  Patent Applications: 13
• 11 Responsive to obstacle in system 
  Patents: 38
  Patent Applications: 1
• 12 Control of conveying fluid 
  Patents: 54
  Patent Applications: 20
• 13 Reversing of fluid current in single tube system 
  Patents: 51
  Patent Applications: 0
• 14 Responsive to velocity or pressure change in conveying fluid 
  Patents: 125
  Patent Applications: 15
• 15 To initiate or terminate fluid current 
  Patents: 20
  Patent Applications: 1
• 16 In response to introduction or discharge of load 
  Patents: 6
  Patent Applications: 0
• 17 Discharge and introduction 
  Patents: 3
  Patent Applications: 0
• 18 With timer to terminate fluid current 
  Patents: 6
  Patent Applications: 0
• 19 Responsive to presence or absence or quantity of load 
  Patents: 98
  Patent Applications: 5
• 20 With stepped reset for each load article introduced at intake 
  Patents: 4
  Patent Applications: 0
• 21 With load detector at outlet to terminate fluid current 
  Patents: 17
  Patent Applications: 1
• 22 With timer to terminate current 
  Patents: 12
  Patent Applications: 1
• 23 Level or weight of load in receptacle 
  Patents: 53
  Patent Applications: 3
• 24 At intake 
  Patents: 26
  Patent Applications: 0
• 25 And control of load input to receptacle 
  Patents: 25
  Patent Applications: 0
• 26 Responsive to movement of gate to initiate or terminate fluid current 
  Patents: 14
  Patent Applications: 0
• 27 To closure of intake gate to initiate fluid current 
  Patents: 26
  Patent Applications: 0
• 28 Control of load input or output 
  Patents: 76
  Patent Applications: 8
• 29 Input 
  Patents: 18
  Patent Applications: 1
• 30 Responsive to pressure or velocity change of conveying fluid 
  Patents: 51
  Patent Applications: 3
• 31 Responsive to presence, absence, or quantity of load 
  Patents: 68
  Patent Applications: 1
• 32 Level or weight of load in receptacle 
  Patents: 50
  Patent Applications: 1
• 33 In receptacle at discharge 
  Patents: 25
  Patent Applications: 2
• 34 WITH SIGNAL, INDICATOR, OR INSPECTION MEANS 
  Patents: 41
  Patent Applications: 3
• 35 Audible 
  Patents: 4
  Patent Applications: 0
• 36 With load motion observing means 
  Patents: 13
  Patent Applications: 0
• 37 Coded carrier 
  Patents: 4
  Patent Applications: 0
• 38 AMBULANT OR PORTABLE 
  Patents: 54
  Patent Applications: 2
• 39 Vehicle mounted 
  Patents: 115
  Patent Applications: 12
• 40 Plural vehicles 
  Patents: 17
  Patent Applications: 2
• 41 Towed vehicle 
  Patents: 56
  Patent Applications: 4
• 42 Power takeoff 
  Patents: 9
  Patent Applications: 2
• 43 With storage means on vehicle for fluid conveyor components 
  Patents: 21
  Patent Applications: 0
• 44 With auxiliary supporting means 
  Patents: 4
  Patent Applications: 1
• 45 WITH MEANS TO PREVENT PIPELINE SLUMPING 
  Patents: 9
  Patent Applications: 0
• 46 WITH ADJUNCTIVE SUBSTANCE ADDED 
  Patents: 42
  Patent Applications: 4
• 47 Liquid 
  Patents: 57
  Patent Applications: 1
• 48 Water 
  Patents: 58
  Patent Applications: 2
• 49 Solid 
  Patents: 50
  Patent Applications: 1
• 50 SLUG CONVEYING 
  Patents: 65
  Patent Applications: 5
• 51 WITH DIVERSE POWER-DRIVEN CONVEYOR 
  Patents: 16
  Patent Applications: 8
• 52 Rotary 
  Patents: 74
  Patent Applications: 4
• 53 Screw 
  Patents: 36
  Patent Applications: 6
• 54 With material recirculating screw 
  Patents: 3
  Patent Applications: 0
• 55 Including means to fluidize material 
  Patents: 14
  Patent Applications: 1
• 56 Feeding to fluid conveyor inlet 
  Patents: 63
  Patent Applications: 3
• 57 Feeds to inlet of blower or pump 
  Patents: 20
  Patent Applications: 1
• 58 Screw axis coaxial with axis of rotary blower or pump 
  Patents: 7
  Patent Applications: 0
• 59 Plural screws 
  Patents: 5
  Patent Applications: 0
• 60 With check valve between screw and fluid current conveyor 
  Patents: 25
  Patent Applications: 0
• 61 Fluid jet at conveyor inlet 
  Patents: 39
  Patent Applications: 2
• 62 Successively registering pockets 
  Patents: 37
  Patent Applications: 1
• 63 Input to fluid conveyor 
  Patents: 70
  Patent Applications: 3
• 64 With venting of pockets 
  Patents: 27
  Patent Applications: 1
• 65 Having radial blades 
  Patents: 34
  Patent Applications: 0
• 66 Rotatable about vertical axis 
  Patents: 25
  Patent Applications: 1
• 67 Fluid flow discharges pockets 
  Patents: 40
  Patent Applications: 0
• 68 Peripheral pockets formed on rotating member 
  Patents: 38
  Patent Applications: 1
• 69 Brush 
  Patents: 6
  Patent Applications: 0
• 70 Roller 
  Patents: 38
  Patent Applications: 2
• 71 Thrower 
  Patents: 18
  Patent Applications: 0
• 72 Magazine 
  Patents: 24
  Patent Applications: 0
• 73 Reciprocating or oscillating 
  Patents: 45
  Patent Applications: 4
• 74 With pocket 
  Patents: 47
  Patent Applications: 1
• 75 Vibrating 
  Patents: 40
  Patent Applications: 4
• 76 Pusher 
  Patents: 21
  Patent Applications: 1
• 77 Endless 
  Patents: 22
  Patent Applications: 0
• 78 Permeable belt 
  Patents: 9
  Patent Applications: 1
• 79 At inlet to fluid conveyor 
  Patents: 40
  Patent Applications: 2
• 80 Feeds to intake of blower or pump 
  Patents: 7
  Patent Applications: 0
• 81 Pushers, buckets, or tines 
  Patents: 13
  Patent Applications: 1
• 82 At outlet to fluid conveyor 
  Patents: 44
  Patent Applications: 0
• 83 WITH LOAD BRAKING OR RETARDING MEANS 
  Patents: 52
  Patent Applications: 9
• 84 Utilizing a fluid 
  Patents: 70
  Patent Applications: 6
• 85 PULSING FLUID CURRENT 
  Patents: 89
  Patent Applications: 5
• 86 HAVING MEANS FOR MAINTAINING LOAD IN SUSPENSION ALONG FLOW PATH 
  Patents: 117
  Patent Applications: 10
• 87 With load orienting means 
  Patents: 47
  Patent Applications: 1
• 88 By load supporting jets 
  Patents: 286
  Patent Applications: 20
• 89 Including permeable member 
  Patents: 69
  Patent Applications: 5
• 90 In receptacle 
  Patents: 68
  Patent Applications: 0
• 91 Permeable member surrounding discharge opening or conduit 
  Patents: 40
  Patent Applications: 0
• 92 By fluid whirling action 
  Patents: 56
  Patent Applications: 5
• 93 HAVING MEANS TO INTRODUCE BOOSTER FLUID INTO CONVEYOR 
  Patents: 120
  Patent Applications: 7
• 94 Plural booster inputs 
  Patents: 44
  Patent Applications: 0
• 95 With parallel fluid supply conduit 
  Patents: 54
  Patent Applications: 1
• 96 BLOWER OR PUMP HAVING LOAD INTAKE OPENING IN HOUSING 
  Patents: 23
  Patent Applications: 4
• 97 Including load or blower protecting means 
  Patents: 19
  Patent Applications: 0
• 98 Having separate opening in housing for conveying fluid input 
  Patents: 24
  Patent Applications: 0
• 99 Rotary 
  Patents: 31
  Patent Applications: 5
• 100 Having radially extending blades 
  Patents: 27
  Patent Applications: 0
• 101 Mounted on axial face of a disc 
  Patents: 7
  Patent Applications: 0
• 102 With load receptacle feeding to intake of blower or pump 
  Patents: 14
  Patent Applications: 1
• 103 Blower or pump housing movably mounted relative to receptacle 
  Patents: 4
  Patent Applications: 0
• 104 Plural blowers or pumps 
  Patents: 8
  Patent Applications: 0
• 105 HAVING LOAD BY-PASS AROUND BLOWER OR PUMP 
  Patents: 40
  Patent Applications: 0
• 106 ENDLESS FLUID CURRENT PATH 
  Patents: 68
  Patent Applications: 5
• 107 MATERIAL-BACKFLOW DISCHARGE 
  Patents: 6
  Patent Applications: 0
• 108 INTAKE TO FLUID CURRENT CONVEYOR 
  Patents: 48
  Patent Applications: 16
• 109 Combined intake and discharge 
  Patents: 145
  Patent Applications: 1
• 110 With terminal 
  Patents: 44
  Patent Applications: 0
• 111 Captive carrier 
  Patents: 30
  Patent Applications: 0
• 112 Single inlet-outlet 
  Patents: 78
  Patent Applications: 1
• 113 Movable inlet 
  Patents: 25
  Patent Applications: 2
• 114 Follows load level 
  Patents: 32
  Patent Applications: 0
• 115 Reciprocating or swinging 
  Patents: 30
  Patent Applications: 2
• 116 Having telescoping intake 
  Patents: 16
  Patent Applications: 1
• 117 Conveyor having plural intakes 
  Patents: 34
  Patent Applications: 6
• 118 From receptacle 
  Patents: 21
  Patent Applications: 2
• 119 Having plural compartments 
  Patents: 31
  Patent Applications: 1
• 120 Plural receptacles 
  Patents: 49
  Patent Applications: 1
• 121 With sifter 
  Patents: 15
  Patent Applications: 5
• 122 Load receptacle type 
  Patents: 66
  Patent Applications: 12
• 123 Having inlets to separate conveyors 
  Patents: 63
  Patent Applications: 1
• 124 Plural receptacles in series 
  Patents: 61
  Patent Applications: 2
• 125 With gate valve between receptacles 
  Patents: 26
  Patent Applications: 0
• 126 With conical plug valve between receptacles 
  Patents: 11
  Patent Applications: 0
• 127 With valve between receptacle and fluid conveyor 
  Patents: 46
  Patent Applications: 3
• 128 Reciprocating, rotating, or swinging 
  Patents: 54
  Patent Applications: 0
• 129 Rotatable hollow cylinder type 
  Patents: 17
  Patent Applications: 1
• 130 Gate type 
  Patents: 37
  Patent Applications: 1
• 131 Pivotable 
  Patents: 30
  Patent Applications: 2
• 132 Vertically movable 
  Patents: 25
  Patent Applications: 0
• 133 Sleeve or conduit 
  Patents: 11
  Patent Applications: 0
• 134 With means to agitate load in receptacle 
  Patents: 48
  Patent Applications: 3
• 135 Rotary 
  Patents: 48
  Patent Applications: 2
• 136 Fluid 
  Patents: 66
  Patent Applications: 4
• 137 Jet 
  Patents: 123
  Patent Applications: 3
• 138 Passed through permeable member 
  Patents: 83
  Patent Applications: 1
• 139 Blower or pump carried by receptacle 
  Patents: 13
  Patent Applications: 1
• 140 Plural blowers or pumps 
  Patents: 6
  Patent Applications: 0
• 141 Inlet conduit extending downwardly inside receptacle 
  Patents: 43
  Patent Applications: 4
• 142 With conduit supplying lifting fluid to interior of receptacle 
  Patents: 52
  Patent Applications: 1
• 143 Fluid supplying conduit extends to inlet conduit 
  Patents: 33
  Patent Applications: 0
• 144 Conveying fluid velocity altered at load input 
  Patents: 105
  Patent Applications: 5
• 145 Having connection for external suction or pressure source 
  Patents: 72
  Patent Applications: 1
• 146 Conveying fluid introduced under pressure to interior of receptacle 
  Patents: 148
  Patent Applications: 5
• 147 Terminal type 
  Patents: 15
  Patent Applications: 2
• 148 Intake gate 
  Patents: 18
  Patent Applications: 0
• 149 With gate lock 
  Patents: 6
  Patent Applications: 0
• 150 Serially arranged gates 
  Patents: 3
  Patent Applications: 0
• 151 Upstream of suction source 
  Patents: 98
  Patent Applications: 5
• 152 Including specific intake nozzle structure 
  Patents: 79
  Patent Applications: 2
• 153 Suction induced by pressure stream 
  Patents: 128
  Patent Applications: 0
• 154 FLUID CURRENT CONVEYOR OUTLET MEANS 
  Patents: 28
  Patent Applications: 9
• 155 Conveyor having plural outlets 
  Patents: 53
  Patent Applications: 5
• 156 Feeding plural receptacles 
  Patents: 54
  Patent Applications: 1
• 157 Deflector 
  Patents: 22
  Patent Applications: 1
• 158 Telescoping 
  Patents: 7
  Patent Applications: 0
• 159 Pivoted 
  Patents: 14
  Patent Applications: 0
• 160 Adjustable 
  Patents: 7
  Patent Applications: 0
• 161 From remote location 
  Patents: 8
  Patent Applications: 0
• 162 Rotatable 
  Patents: 11
  Patent Applications: 0
• 163 Carried by receptacle 
  Patents: 27
  Patent Applications: 0
• 164 Movable outlet 
  Patents: 18
  Patent Applications: 1
• 165 Horizontally swinging 
  Patents: 16
  Patent Applications: 0
• 166 And vertically swinging 
  Patents: 16
  Patent Applications: 0
• 167 Telescoping 
  Patents: 11
  Patent Applications: 3
• 168 With material separating receptacle 
  Patents: 67
  Patent Applications: 12
• 169 Having air lock 
  Patents: 22
  Patent Applications: 0
• 170 Having plural inputs 
  Patents: 13
  Patent Applications: 0
• 171 Having filter 
  Patents: 89
  Patent Applications: 4
• 172 And means to clean filter 
  Patents: 33
  Patent Applications: 2
• 173 Cyclone separator 
  Patents: 82
  Patent Applications: 5
• 174 Conveyor outlet conduit extending upwardly inside receptacle 
  Patents: 13
  Patent Applications: 0
• 175 And upstream pressure source 
  Patents: 27
  Patent Applications: 1
• 176 Having terminal 
  Patents: 31
  Patent Applications: 0
• 177 With gate and means to open gate prior to article or carrier arrival 
  Patents: 11
  Patent Applications: 0
• 178 Serially arranged gates 
  Patents: 0
  Patent Applications: 0
• 179 Upward delivery 
  Patents: 8
  Patent Applications: 0
• 180 Discharge gate 
  Patents: 40
  Patent Applications: 0
• 181 LOAD FLOW DIVERTER, DIVIDER, OR COMBINER 
  Patents: 73
  Patent Applications: 6
• 182 Movable conduit section 
  Patents: 84
  Patent Applications: 3
• 183 Movable valve in conduit 
  Patents: 55
  Patent Applications: 8
• 184 CARRIER 
  Patents: 23
  Patent Applications: 11
• 185 Wheeled 
  Patents: 18
  Patent Applications: 0
• 186 Having side opening 
  Patents: 29
  Patent Applications: 0
• 187 Having end opening 
  Patents: 9
  Patent Applications: 1
• 188 With closure for end opening 
  Patents: 14
  Patent Applications: 0
• 189 Removable 
  Patents: 21
  Patent Applications: 1
• 190 With conduit engaging seal or bumper structure 
  Patents: 33
  Patent Applications: 6
• 191 CONDUIT 
  Patents: 91
  Patent Applications: 14
• 192 With fluid valve or load spacer 
  Patents: 91
  Patent Applications: 8
• 193 With wear protection means 
  Patents: 78
  Patent Applications: 1
• 194 Having fluid nozzle 
  Patents: 83
  Patent Applications: 5
• 195 Having changing cross section 
  Patents: 94
  Patent Applications: 1
• 196 Flexible 
  Patents: 24
  Patent Applications: 4
• 197 PROCESSES 
  Patents: 230
  Patent Applications: 45
• 198 MISCELLANEOUS 
  Patents: 59
  Patent Applications: 8