DE2919227C2 - Elektromagnetisch kraftkompensierende Präzisionswaage - Google Patents

Elektromagnetisch kraftkompensierende Präzisionswaage

Info

Publication number
DE2919227C2
DE2919227C2 DE2919227A DE2919227A DE2919227C2 DE 2919227 C2 DE2919227 C2 DE 2919227C2 DE 2919227 A DE2919227 A DE 2919227A DE 2919227 A DE2919227 A DE 2919227A DE 2919227 C2 DE2919227 C2 DE 2919227C2
Authority
DE
Germany
Prior art keywords
oscillation
load
precision balance
slowly decaying
balance according
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
Application number
DE2919227A
Other languages
German (de)
English (en)
Other versions
DE2919227A1 (de
Inventor
Dieter 3400 Göttingen Blawert
Jürgen Dipl.-Ing. 3414 Hardegsen Ober
Walter Dipl.-Ing. Södler
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.)
Sartorius AG
Original Assignee
Sartorius AG
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 Sartorius AG filed Critical Sartorius AG
Priority to DE2919227A priority Critical patent/DE2919227C2/de
Priority to US06/148,013 priority patent/US4281731A/en
Publication of DE2919227A1 publication Critical patent/DE2919227A1/de
Application granted granted Critical
Publication of DE2919227C2 publication Critical patent/DE2919227C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G7/00—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups
    • G01G7/02—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action
    • G01G7/04—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action with means for regulating the current to solenoids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G21/00—Details of weighing apparatus
    • G01G21/24—Guides or linkages for ensuring parallel motion of the weigh-pans
    • G01G21/244—Guides or linkages for ensuring parallel motion of the weigh-pans combined with flexure-plate fulcrums
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S177/00—Weighing scales
    • Y10S177/11—Vibrators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Force In General (AREA)
DE2919227A 1979-05-12 1979-05-12 Elektromagnetisch kraftkompensierende Präzisionswaage Expired DE2919227C2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE2919227A DE2919227C2 (de) 1979-05-12 1979-05-12 Elektromagnetisch kraftkompensierende Präzisionswaage
US06/148,013 US4281731A (en) 1979-05-12 1980-05-08 Electromagnetic force-compensating precision weigher with dither

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2919227A DE2919227C2 (de) 1979-05-12 1979-05-12 Elektromagnetisch kraftkompensierende Präzisionswaage

Publications (2)

Publication Number Publication Date
DE2919227A1 DE2919227A1 (de) 1980-11-20
DE2919227C2 true DE2919227C2 (de) 1987-03-12

Family

ID=6070591

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2919227A Expired DE2919227C2 (de) 1979-05-12 1979-05-12 Elektromagnetisch kraftkompensierende Präzisionswaage

Country Status (2)

Country Link
US (1) US4281731A (US07223432-20070529-C00017.png)
DE (1) DE2919227C2 (US07223432-20070529-C00017.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2784454B1 (de) 2013-03-28 2017-02-01 Mettler-Toledo GmbH Wägezellendiagnostik

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2038404C (en) * 1990-05-16 1995-08-22 Neil C. Griffen Hysteresis-compensated weighing apparatus and method
US5143164A (en) * 1991-05-23 1992-09-01 Ncr Corporation Apparatus and method for improving the accuracy of weighing an object
DE4432109C1 (de) * 1994-09-09 1996-03-21 Bizerba Gmbh & Co Kg Wägevorrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU505442A1 (ru) * 1973-06-18 1976-03-05 Предприятие П/Я Г-4974 Вибратор бигармонический
DE2518022C2 (de) * 1975-04-23 1977-04-07 Sartorius Werke Gmbh Elektromagnetisch kompensierende, balkenlose kraftmess- oder waegevorrichtung
US4027735A (en) * 1976-05-20 1977-06-07 Engineering & Research Associates, Inc. Blood mixing and weight monitoring apparatus
CH612756A5 (US07223432-20070529-C00017.png) * 1977-05-18 1979-08-15 Mettler Instrumente Ag

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2784454B1 (de) 2013-03-28 2017-02-01 Mettler-Toledo GmbH Wägezellendiagnostik

Also Published As

Publication number Publication date
US4281731A (en) 1981-08-04
DE2919227A1 (de) 1980-11-20

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SARTORIUS AG, 3400 GOETTINGEN, DE

8339 Ceased/non-payment of the annual fee