| Patents for G01F 11 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it (9,293) |
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| 08/18/1981 | US4284604 Pipette with adjustable volume |
| 08/18/1981 | US4284210 Static metering pump |
| 08/18/1981 | US4284030 Rotary dispensing chambers with simultaneous size adjustment |
| 08/18/1981 | CA1107253A1 Automatic purging system |
| 08/18/1981 | CA1107143A1 Miniature volumetric pump |
| 08/11/1981 | US4282990 Dispenser for granular material |
| 08/04/1981 | US4281777 Dual liquid proportioning apparatus |
| 07/29/1981 | EP0032831A2 Device for dispensing pre-determined measure of a beverage and apparatus for monitoring dispensing of pre-determined measures of beverages |
| 07/28/1981 | US4280639 Dispenser for granular or powdered product with crenellated dispensing blade |
| 07/28/1981 | CA1105899A1 Variable volume dispensing bottle with push-pull closure |
| 07/23/1981 | WO1981001993A1 Container for dispensing liquid |
| 07/22/1981 | EP0032469A1 Pipette with positive displacement |
| 07/21/1981 | CA1105419A1 Method of and apparatus for dispensing a multi- constituent beverage |
| 07/15/1981 | EP0032098A1 Device for withdrawing and distributing regulated quantities of liquid, provided with a numerical display |
| 07/14/1981 | US4278086 Variable stop syringe |
| 06/23/1981 | US4274409 Dispensing of fluent materials |
| 06/16/1981 | US4273271 Volumetric dispenser |
| 06/16/1981 | US4273270 Trigger actuated air pressure dispensing gun |
| 06/16/1981 | US4273263 Filling apparatus for fluid media |
| 06/16/1981 | US4273261 Metering apparatus |
| 06/16/1981 | US4273260 Dispensing of fluent materials |
| 06/16/1981 | US4273257 Jar mounted pipettor |
| 06/10/1981 | EP0030058A1 Portable, measured volume dispenser |
| 06/09/1981 | US4272228 High volume dispensing pump |
| 06/09/1981 | US4271989 Micro-metering system |
| 05/27/1981 | EP0029361A2 Liquid sample collector device |
| 05/27/1981 | EP0029186A1 Apparatus and process for transferring minute amounts of powder |
| 05/26/1981 | US4269331 Metered dispensing device |
| 05/26/1981 | US4269327 Device for carrying out high precision dilutions and dosages of liquids, particularly biological liquids |
| 05/26/1981 | US4268935 Carpet cleaning machine |
| 05/20/1981 | EP0028808A2 Feeding and dosing device for abrasive materials |
| 05/19/1981 | US4267943 Method and apparatus for handling and dispensing hygroscopic pellets |
| 05/12/1981 | US4266697 Controlled volume liquid meter defining improved plunger means |
| 05/12/1981 | US4266695 Sugar dispenser |
| 05/05/1981 | US4265370 Portable liquid metering device |
| 04/29/1981 | EP0027732A2 Liquid dispenser meter |
| 04/28/1981 | US4264020 Manual dispenser for pasty material held in a reservoir under pressure |
| 04/28/1981 | US4263909 Dispensing of fluent materials |
| 04/21/1981 | US4262822 Caulking device |
| 04/14/1981 | US4261483 Container with spout and blank for making same |
| 04/07/1981 | USRE30566 Rechargeable sprayer |
| 04/07/1981 | US4260082 Manually operated liquid dispensing device |
| 03/31/1981 | US4259291 Metering device |
| 03/25/1981 | EP0025575A1 Dosage device |
| 03/24/1981 | US4257541 Dispensing device for granular material |
| 03/24/1981 | US4257538 Liquid dispenser |
| 03/17/1981 | US4256242 Dispenser having a roller for squeezing amounts from a tube |
| 03/11/1981 | EP0024820A2 Apparatus and process for dispensing fluids |
| 03/11/1981 | EP0024598A2 Apparatus for the exact dosing of fluids of variable viscosity |
| 03/10/1981 | US4255088 Liquid pumping system having means for detecting gas in the pump |
| 03/10/1981 | US4254898 Particle spacing and metering device |
| 03/03/1981 | US4253591 Mercury doser |
| 02/24/1981 | US4252447 Peristaltic batcher and peristaltic batching system realized therewith |
| 02/11/1981 | EP0023883A1 Device for automatic and measured emptying of a receptacle |
| 02/11/1981 | EP0023688A1 Metering unit |
| 02/10/1981 | US4249479 Fluid dispensing apparatus for use with a container assembling machine or the like |
| 01/21/1981 | EP0022505A1 Apparatus for proportioning two-component materials |
| 01/20/1981 | US4245757 Dose adjustment mechanism for a drench gun |
| 01/14/1981 | EP0022179A1 Metering device |
| 01/13/1981 | CA1093344A1 Short sample detection |
| 01/06/1981 | US4243159 Pump devices for dispensing fluids |
| 01/06/1981 | US4243157 Adjustable pouring dispenser |
| 12/30/1980 | US4242058 Dosage pump |
| 12/30/1980 | CA1092560A1 Shot-feeding metering valve |
| 12/23/1980 | US4240570 Dispensing device with interchangeable valves providing free pour and measured pour |
| 12/23/1980 | US4240569 Carpet cleaning powder dispenser |
| 12/16/1980 | US4239133 Metered dispensers |
| 12/16/1980 | US4239131 Self-priming liquid dispenser |
| 12/16/1980 | US4238998 Methods of portioning and portioning machines |
| 12/10/1980 | EP0020309A1 Liquid additive metering device |
| 12/10/1980 | EP0020252A1 Dosing dispenser for a liquid product, and apparatus, such as a washing machine, provided with such a dispenser |
| 12/10/1980 | EP0019856A1 Method and apparatus for volumetrically measuring liquids |
| 12/09/1980 | US4238058 Body construction for rotary valve |
| 12/09/1980 | US4238056 Soap dispenser having a pivotable dispensing lever and a rotatable flow valve |
| 12/09/1980 | US4238052 Adjustable metering liquid dispenser |
| 11/25/1980 | US4235354 Sealing structure for rotary valves |
| 11/18/1980 | US4234799 Method and instrument for photometric analysis of liquid using centrifuge rotor |
| 11/18/1980 | US4234272 Material conveyor |
| 11/18/1980 | CA1089817A1 Metering device |
| 11/11/1980 | US4232718 Device for the portioned removal of granules |
| 11/04/1980 | US4231494 Syringe adaptor assembly |
| 10/29/1980 | EP0017863A1 Dosing pump |
| 10/28/1980 | US4230239 Cyclically operable dispenser providing a double closure between dispensing cycles |
| 10/21/1980 | US4228932 Sealing structure for rotary valves |
| 10/15/1980 | EP0017612A1 Apparatus for continuously feeding alumina by means of a metering apparatus |
| 10/15/1980 | EP0017036A1 Small dosing pump |
| 10/14/1980 | CA1087562A1 Body construction for rotary valve |
| 10/07/1980 | US4226341 Volume adjustment device |
| 10/07/1980 | US4226266 Process and device for dispensing a predetermined amount of a liquid substance into a vessel |
| 10/01/1980 | EP0016685A1 Apparatus with a device for delivering predetermined quantities of liquid for feeding young suckling mammifers at will |
| 09/23/1980 | US4223806 Apparatus for the pulsed dispensation of very small amounts of liquid, especially hydrogen peroxide |
| 09/17/1980 | EP0015855A1 Machine for volumetrically dividing plastic material |
| 09/17/1980 | EP0015560A1 Liquid dispensing container |
| 09/16/1980 | US4222500 Non-propellant, duration spray dispenser with positive shut off valve |
| 09/02/1980 | US4220258 Dispensing device |
| 09/02/1980 | CA1084881A1 Non-inverting fluid dispenser |
| 08/26/1980 | US4219136 Pre-measured automatic quantity dispensing apparatus and methods of constructing and utilizing same |
| 08/26/1980 | CA1084288A1 Liquid dosing apparatus |
| 08/19/1980 | CA1084013A1 Exchangeable concentrate container for beverage dispensing machines |
| 08/06/1980 | EP0013691A1 Dispenser for pasty products |