CA1071661A - Leaf spring weighing scale with optical detector - Google Patents

Leaf spring weighing scale with optical detector

Info

Publication number
CA1071661A
CA1071661A CA270,727A CA270727A CA1071661A CA 1071661 A CA1071661 A CA 1071661A CA 270727 A CA270727 A CA 270727A CA 1071661 A CA1071661 A CA 1071661A
Authority
CA
Canada
Prior art keywords
grating
tare
optical
scale
frame
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
CA270,727A
Other languages
English (en)
French (fr)
Inventor
Walter R. Carnes
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.)
Pitney Bowes Inc
Original Assignee
Pitney Bowes 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 Pitney Bowes Inc filed Critical Pitney Bowes Inc
Application granted granted Critical
Publication of CA1071661A publication Critical patent/CA1071661A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/002—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for postal parcels and letters
    • G01G19/005—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for postal parcels and letters with electric or electronic computing means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G23/00—Auxiliary devices for weighing apparatus
    • G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
    • G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
    • G01G23/361—Indicating the weight by electrical means, e.g. using photoelectric cells using photoelectric cells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/08—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a leaf spring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
CA270,727A 1976-02-05 1977-01-31 Leaf spring weighing scale with optical detector Expired CA1071661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65539376A 1976-02-05 1976-02-05

Publications (1)

Publication Number Publication Date
CA1071661A true CA1071661A (en) 1980-02-12

Family

ID=24628715

Family Applications (1)

Application Number Title Priority Date Filing Date
CA270,727A Expired CA1071661A (en) 1976-02-05 1977-01-31 Leaf spring weighing scale with optical detector

Country Status (5)

Country Link
JP (1) JPS5296055A (ja)
CA (1) CA1071661A (ja)
DE (1) DE2703899A1 (ja)
GB (1) GB1521022A (ja)
NL (1) NL7701006A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844066C2 (de) * 1978-10-10 1982-04-22 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Längen- oder Winkelmeßeinrichtung
DE3021535C2 (de) * 1980-06-07 1986-01-02 Diffracto Ltd., Windsor, Ontario Wiegeeinrichtung
JPS58129535A (ja) * 1982-01-27 1983-08-02 Nippon Telegr & Teleph Corp <Ntt> タツチパネル形入力装置
US5308934A (en) * 1992-12-24 1994-05-03 Pitney Bowes Inc. Load cell scale mounting device
DE19833767C2 (de) 1998-07-17 2000-07-27 Francotyp Postalia Gmbh Vorrichtung zum Wiegen von bewegtem Postgut
DE202015002361U1 (de) * 2014-06-16 2015-06-17 Francotyp-Postalia Gmbh Verbesserungen an einer dynamischen Waage mit mehreren Wägeschalen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807517A (en) * 1972-12-26 1974-04-30 Pitney Bowes Inc Leaf spring scale

Also Published As

Publication number Publication date
NL7701006A (nl) 1977-08-09
DE2703899A1 (de) 1977-08-11
GB1521022A (en) 1978-08-09
JPS5296055A (en) 1977-08-12

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Legal Events

Date Code Title Description
MKEX Expiry