USRE30684F1 - - Google Patents

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Publication number
USRE30684F1
USRE30684F1 US56496575A USRE30684F1 US RE30684 F1 USRE30684 F1 US RE30684F1 US 56496575 A US56496575 A US 56496575A US RE30684 F1 USRE30684 F1 US RE30684F1
Authority
US
United States
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 - Lifetime
Application number
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English (en)
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.)
K Tron Technologies Inc
Original Assignee
K Tron International 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 K Tron International Inc filed Critical K Tron International Inc
Priority to US05/564,965 priority Critical patent/USRE30684E/en
Application granted granted Critical
Publication of USRE30684E publication Critical patent/USRE30684E/en
Publication of USRE30684F1 publication Critical patent/USRE30684F1/en
Anticipated expiration legal-status Critical
Assigned to K-TRON TECHNOLOGIES, INC., A CORP. OF DE reassignment K-TRON TECHNOLOGIES, INC., A CORP. OF DE ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: K-TRON INTERNATIONAL, INC., A CORP. OF NJ
Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0605—Control of flow characterised by the use of electric means specially adapted for solid materials
    • G05D7/0611—Control of flow characterised by the use of electric means specially adapted for solid materials characterised by the set value given to the control element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
    • G01G11/08—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having means for controlling the rate of feed or discharge
    • G01G11/12—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having means for controlling the rate of feed or discharge by controlling the speed of the belt
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
    • G01G11/14—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers using totalising or integrating devices
    • G01G11/16—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers using totalising or integrating devices being electrical or electronic means
    • G01G11/18—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers using totalising or integrating devices being electrical or electronic means using digital counting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2811/00—Indexing codes relating to common features for more than one conveyor kind or type
    • B65G2811/06—Devices controlling the relative position of articles
    • B65G2811/0673—Control of conveying operations
    • B65G2811/0689—Releasing constant material flow

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Conveyors (AREA)
US05/564,965 1971-08-05 1975-04-03 Digital mass flow control system Expired - Lifetime USRE30684E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/564,965 USRE30684E (en) 1971-08-05 1975-04-03 Digital mass flow control system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16939871A 1971-08-05 1971-08-05
US05/564,965 USRE30684E (en) 1971-08-05 1975-04-03 Digital mass flow control system

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US16939871A Reissue 1971-08-05 1971-08-05

Publications (2)

Publication Number Publication Date
USRE30684E USRE30684E (en) 1981-07-21
USRE30684F1 true USRE30684F1 (enrdf_load_stackoverflow) 1983-05-03

Family

ID=26865016

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/564,965 Expired - Lifetime USRE30684E (en) 1971-08-05 1975-04-03 Digital mass flow control system

Country Status (1)

Country Link
US (1) USRE30684E (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386302A (en) 1979-11-12 1983-05-31 Olympus Optical Co., Ltd. Control device for a multispeed motor
US20090321664A1 (en) * 2006-09-25 2009-12-31 Basf Se Method for the Continuous Production of Water-Absorbent Polymer Particles
US20140327383A1 (en) * 2013-05-06 2014-11-06 Raf Technology, Inc. Parcel and mass flow scale
US9863801B2 (en) 2014-05-01 2018-01-09 Velox Robotics, Llc High speed robotic weighing system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110853A (en) * 1958-06-05 1963-11-12 Westinghouse Electric Corp Electrical control apparatus
US3176208A (en) * 1962-07-02 1965-03-30 North American Aviation Inc Phase locking control device
US3278747A (en) * 1963-07-29 1966-10-11 Ohmart Corp Method and apparatus for continuously weighing material on a conveyor comprising a radioactive source and detector
US3303967A (en) * 1965-09-28 1967-02-14 Westinghouse Electric Corp Feedback control for a material handling system providing automatic overshoot correction
FR1487338A (fr) * 1966-03-17 1967-07-07 Neyrpic Ets Perfectionnements aux circuits de régulation de tensions alternatives
US3412699A (en) * 1966-03-22 1968-11-26 Babcock & Wilcox Co Fuel feeding apparatus
US3494507A (en) * 1966-07-05 1970-02-10 Ronald J Ricciardi Metering apparatus
US3543116A (en) * 1968-05-01 1970-11-24 Avtron Mfg Inc Digital variable speed controller comparing a tachometer pulse source with a reference

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386302A (en) 1979-11-12 1983-05-31 Olympus Optical Co., Ltd. Control device for a multispeed motor
US20090321664A1 (en) * 2006-09-25 2009-12-31 Basf Se Method for the Continuous Production of Water-Absorbent Polymer Particles
US8610097B2 (en) * 2006-09-25 2013-12-17 Basf Se Method for the continuous production of water-absorbent polymer particles
US20140327383A1 (en) * 2013-05-06 2014-11-06 Raf Technology, Inc. Parcel and mass flow scale
US9564849B2 (en) * 2013-05-06 2017-02-07 Raf Technology, Inc. Scale for weighing flowing granular materials
US9857214B2 (en) 2013-05-06 2018-01-02 Velox Robotics, Llc Scale for weighing parcels
US9863801B2 (en) 2014-05-01 2018-01-09 Velox Robotics, Llc High speed robotic weighing system

Also Published As

Publication number Publication date
USRE30684E (en) 1981-07-21

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Legal Events

Date Code Title Description
AS Assignment

Owner name: K-TRON TECHNOLOGIES, INC., DELAWARE TRUST BLDG., 9

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:K-TRON INTERNATIONAL, INC., A CORP. OF NJ;REEL/FRAME:005556/0338

Effective date: 19901227