DE3873175D1 - Durchflussmengenmesser. - Google Patents

Durchflussmengenmesser.

Info

Publication number
DE3873175D1
DE3873175D1 DE8888304213T DE3873175T DE3873175D1 DE 3873175 D1 DE3873175 D1 DE 3873175D1 DE 8888304213 T DE8888304213 T DE 8888304213T DE 3873175 T DE3873175 T DE 3873175T DE 3873175 D1 DE3873175 D1 DE 3873175D1
Authority
DE
Germany
Prior art keywords
impact
flowmeter
plate
strain gauge
cylindrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8888304213T
Other languages
English (en)
Other versions
DE3873175T2 (de
Inventor
Charles William Kemp
Kamal A Khan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens Canada Ltd
Original Assignee
Federal Industries Industrial Group Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Federal Industries Industrial Group Inc filed Critical Federal Industries Industrial Group Inc
Publication of DE3873175D1 publication Critical patent/DE3873175D1/de
Application granted granted Critical
Publication of DE3873175T2 publication Critical patent/DE3873175T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/28—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
    • G01F1/30—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter for fluent solid material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
DE8888304213T 1987-05-13 1988-05-10 Durchflussmengenmesser. Expired - Fee Related DE3873175T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/049,666 US4768387A (en) 1987-05-13 1987-05-13 Flowmeter

Publications (2)

Publication Number Publication Date
DE3873175D1 true DE3873175D1 (de) 1992-09-03
DE3873175T2 DE3873175T2 (de) 1992-12-03

Family

ID=21961031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888304213T Expired - Fee Related DE3873175T2 (de) 1987-05-13 1988-05-10 Durchflussmengenmesser.

Country Status (7)

Country Link
US (1) US4768387A (de)
EP (1) EP0293104B1 (de)
JP (1) JP2525866B2 (de)
AT (1) ATE78918T1 (de)
CA (1) CA1330000C (de)
DE (1) DE3873175T2 (de)
ES (1) ES2034218T3 (de)

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US5282389A (en) * 1992-09-16 1994-02-01 Dawn Equipment Company Apparatus for measuring agricultural yield
US5335554A (en) * 1992-10-01 1994-08-09 Endress + Hauser Inc. Impact flowmeter
US5698794A (en) * 1995-12-19 1997-12-16 Thermo Sentron, Inc. Impact flowmeter for solids
US5752545A (en) * 1995-12-22 1998-05-19 Comptrol Computer Control, Inc. Flow control device and flowmeter for granular material or the like
US5798466A (en) * 1996-01-26 1998-08-25 Satake Corporation Flow meter and method of calibrating same
GB2321112A (en) * 1997-01-14 1998-07-15 Ford New Holland Nv Impeller for mass flow measurement
DE19834442C2 (de) * 1998-07-30 2001-01-18 Motoren Ventilatoren Gmbh Rohrelement mit einer integrierten Druckmeßeinheit
US20030116874A1 (en) * 2001-12-21 2003-06-26 Haynes Bryan David Air momentum gage for controlling nonwoven processes
US20040101609A1 (en) * 2002-11-26 2004-05-27 Mulder Gary E. Apparatus for perforating food crop seed, and method
US7007557B1 (en) * 2004-05-26 2006-03-07 Clarence Richard Services, Inc. Flow scale having a hingedly suspended impact plate
DE102007021099A1 (de) 2007-05-03 2008-11-13 Endress + Hauser (Deutschland) Ag + Co. Kg Verfahren zum Inbetriebnehmen und/oder Rekonfigurieren eines programmierbaren Feldmeßgeräts
US8359988B2 (en) 2007-07-24 2013-01-29 Dawn Equipment Company Agricultural tillage device
US7673570B1 (en) 2008-12-01 2010-03-09 Dawn Equipment Company Row-clearing unit for agricultural implement
US8327780B2 (en) 2009-10-16 2012-12-11 Dawn Equipment Company Agricultural implement having fluid delivery features
US8544397B2 (en) 2010-09-15 2013-10-01 Dawn Equipment Company Row unit for agricultural implement
US8763713B2 (en) 2012-01-27 2014-07-01 Dawn Equipment Company Agricultural implement with automatic down pressure control
US9107337B2 (en) 2012-08-20 2015-08-18 Dawn Equipment Company Agricultural apparatus for sensing and providing feedback of soil property changes in real time
US8985232B2 (en) 2012-08-20 2015-03-24 Dawn Equipment Company Agricultural apparatus for sensing and providing feedback of soil property changes in real time
US8776702B2 (en) 2010-09-15 2014-07-15 Dawn Equipment Company Hydraulic down pressure control system for an agricultural implement
US9232687B2 (en) 2010-09-15 2016-01-12 Dawn Equipment Company Agricultural systems
US9055712B2 (en) 2010-09-15 2015-06-16 Dawn Equipment Company Agricultural apparatus with integrated controller for a row unit
US8544398B2 (en) 2010-09-15 2013-10-01 Dawn Equipment Company Hydraulic down pressure control system for closing wheels of an agricultural implement
US9226440B2 (en) 2010-09-15 2016-01-05 Dawn Equipment Company Agricultural apparatus with hydraulic cylinder and manifold for a row unit
US9107338B2 (en) 2010-09-15 2015-08-18 Dawn Equipment Company Agricultural systems
US8863857B2 (en) 2011-02-23 2014-10-21 Dawn Equipment Company Row unit for agricultural implement
US9271437B2 (en) 2011-07-01 2016-03-01 Charles H. Martin Agricultural field preparation device
UA110988C2 (uk) 2011-08-05 2016-03-10 Пресіжн Плентінг Елелсі Пристрій, системи і способи регулювання притискної сили рядного висівного апарата
US8636077B2 (en) 2012-05-22 2014-01-28 Dawn Equipment Company Agricultural tool with structural housing for hydraulic actuator
ES2927145T3 (es) 2012-07-25 2022-11-02 Prec Planting Llc Implemento agrícola con controlador de fuerza descendente
US8910581B2 (en) 2012-07-25 2014-12-16 Dawn Equipment Company Side dressing fertilizer coulter
US9192091B2 (en) 2013-02-01 2015-11-24 Dawn Equipment Company Agricultural apparatus with hybrid single-disk, double-disk coulter arrangement
US9215839B2 (en) 2013-02-01 2015-12-22 Dawn Equipment Company Agricultural apparatus with hybrid single-disk, double-disk coulter arrangement
US9241438B2 (en) 2014-02-05 2016-01-26 Dawn Equipment Company Agricultural system for field preparation
US10721855B2 (en) 2014-02-05 2020-07-28 Dawn Equipment Company Agricultural system for field preparation
US9668398B2 (en) 2014-02-05 2017-06-06 Dawn Equipment Company Agricultural system for field preparation
US9615497B2 (en) 2014-02-21 2017-04-11 Dawn Equipment Company Modular autonomous farm vehicle
US9723778B2 (en) 2014-11-07 2017-08-08 Dawn Equipment Company Agricultural system
US9848522B2 (en) 2014-11-07 2017-12-26 Dawn Equipment Company Agricultural system
US10582653B2 (en) 2014-11-07 2020-03-10 Dawn Equipment Company Agricultural planting system with automatic depth control
US11197411B2 (en) 2014-11-07 2021-12-14 Dawn Equipment Company Agricultural planting system with automatic depth control
US10444774B2 (en) 2014-11-07 2019-10-15 Dawn Equipment Company Agricultural system
US10980174B2 (en) 2015-12-28 2021-04-20 Underground Agriculture, LLC Agricultural mowing device
US10477760B2 (en) 2015-12-28 2019-11-19 Underground Agriculture, LLC Agricultural organic device for weed control
US11083134B2 (en) 2015-12-28 2021-08-10 Underground Agriculture, LLC Agricultural inter-row mowing device
US10473496B2 (en) * 2016-09-09 2019-11-12 M&S Flomatics Incorporated Devices, systems and methods for measuring flow
US10645865B2 (en) 2017-05-04 2020-05-12 Dawn Equipment Company Agricultural row unit with automatic control system for furrow closing device
US10548260B2 (en) 2017-05-04 2020-02-04 Dawn Equipment Company System for automatically setting the set point of a planter automatic down pressure control system with a seed furrow sidewall compaction measurement device
US11006563B2 (en) 2017-05-04 2021-05-18 Dawn Equipment Company Seed firming device for improving seed to soil contact in a planter furrow with feature designed to prevent the buildup of soil on the outer surfaces by discharging pressurized fluid

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB801334A (en) * 1955-10-27 1958-09-10 Gen Electric Improvements in and relating to fluid flow meters
US3613449A (en) * 1968-08-28 1971-10-19 Tamihiko Soejima Impact flow meter for powdery and granular materials
US3640135A (en) * 1968-10-10 1972-02-08 Hiroshi Tomiyasu Device for measuring flow rates of powdery and granular materials
US3742762A (en) * 1971-04-01 1973-07-03 H Tomiyasu Impact-type powder/granule flow meter
GB2003625B (en) * 1977-08-11 1982-02-24 Technicon Isca Ltd Particle flow control systems
US4128001A (en) * 1977-09-16 1978-12-05 Transducers, Inc. Parallel beam load cell insensitive to point of application of load
DE2908573A1 (de) * 1978-03-07 1979-09-20 Federal Ind Ind Group Inc Durchflussmengenmesser
DE2947414C2 (de) * 1979-11-24 1986-04-30 Carl Schenck Ag, 6100 Darmstadt Meßeinrichtung zur Erfassung der Förderstärke eines Schüttgutstromes
CA1155879A (en) * 1980-06-17 1983-10-25 David I. M. Elder Weighing device for fluent material
JPS57189013A (en) * 1981-05-16 1982-11-20 Sankyo Dengiyou Kk Impact type flowmeter of pulverulent body
US4380175A (en) * 1981-06-12 1983-04-19 Reliance Electric Company Compensated load cell
DD219861A1 (de) * 1983-12-13 1985-03-13 Michael Horn Mess- und eicheinrichtung fuer stroemende medien
SE8400830L (sv) * 1984-02-16 1985-08-17 Edab Electronic Design Ab Sett och anordning for metning av materialfloden

Also Published As

Publication number Publication date
US4768387A (en) 1988-09-06
JPH01105120A (ja) 1989-04-21
CA1330000C (en) 1994-06-07
ES2034218T3 (es) 1993-04-01
ATE78918T1 (de) 1992-08-15
EP0293104A1 (de) 1988-11-30
DE3873175T2 (de) 1992-12-03
JP2525866B2 (ja) 1996-08-21
EP0293104B1 (de) 1992-07-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS MILLTRONICS PROCESS INSTRUMENTS INC., PETE

8339 Ceased/non-payment of the annual fee