DE246677C - - Google Patents

Info

Publication number
DE246677C
DE246677C DENDAT246677D DE246677DA DE246677C DE 246677 C DE246677 C DE 246677C DE NDAT246677 D DENDAT246677 D DE NDAT246677D DE 246677D A DE246677D A DE 246677DA DE 246677 C DE246677 C DE 246677C
Authority
DE
Germany
Prior art keywords
roller
slide
rods
rings
radially
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.)
Active
Application number
DENDAT246677D
Other languages
German (de)
English (en)
Publication of DE246677C publication Critical patent/DE246677C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
    • G06G1/08—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales
    • G06G1/085—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales borne by a cylinder

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
DENDAT246677D Active DE246677C (cs)

Publications (1)

Publication Number Publication Date
DE246677C true DE246677C (cs)

Family

ID=505533

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT246677D Active DE246677C (cs)

Country Status (1)

Country Link
DE (1) DE246677C (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232532A (en) * 1964-03-09 1966-02-01 Mannesmann Meer Ag Calculating machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232532A (en) * 1964-03-09 1966-02-01 Mannesmann Meer Ag Calculating machines

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