PL102055B1 - Counterbalance mechanism for photographic enlarger heads - Google Patents

Counterbalance mechanism for photographic enlarger heads Download PDF

Info

Publication number
PL102055B1
PL102055B1 PL1977197832A PL19783277A PL102055B1 PL 102055 B1 PL102055 B1 PL 102055B1 PL 1977197832 A PL1977197832 A PL 1977197832A PL 19783277 A PL19783277 A PL 19783277A PL 102055 B1 PL102055 B1 PL 102055B1
Authority
PL
Poland
Prior art keywords
spring
enlarger
column
head
heads
Prior art date
Application number
PL1977197832A
Other languages
English (en)
Polish (pl)
Other versions
PL197832A1 (pl
Inventor
Ryszard Zwierchanowski
Original Assignee
Polskie Zaklady Optyczne
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 Polskie Zaklady Optyczne filed Critical Polskie Zaklady Optyczne
Priority to PL1977197832A priority Critical patent/PL102055B1/pl
Publication of PL197832A1 publication Critical patent/PL197832A1/xx
Priority to FR7812394A priority patent/FR2389919A1/fr
Priority to IT22924/78A priority patent/IT1095717B/it
Priority to DE19782819171 priority patent/DE2819171A1/de
Priority to GB17299/78A priority patent/GB1586652A/en
Priority to DE19787813291U priority patent/DE7813291U1/de
Priority to CS782787A priority patent/CS205119B2/cs
Publication of PL102055B1 publication Critical patent/PL102055B1/pl

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/56—Mounting enlarger head on column ; Mounting reproduction camera on column

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Springs (AREA)
  • Vibration Prevention Devices (AREA)
  • Transmission Devices (AREA)
PL1977197832A 1977-05-03 1977-05-03 Counterbalance mechanism for photographic enlarger heads PL102055B1 (pl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
PL1977197832A PL102055B1 (pl) 1977-05-03 1977-05-03 Counterbalance mechanism for photographic enlarger heads
FR7812394A FR2389919A1 (cs) 1977-05-03 1978-04-26
IT22924/78A IT1095717B (it) 1977-05-03 1978-05-02 Meccanismo per controbilanciare la testa di un ingranditore fotografico
DE19782819171 DE2819171A1 (de) 1977-05-03 1978-05-02 Federgewichtsausgleich fuer einen vergroesserungskopf eines vergroesserungsapparates
GB17299/78A GB1586652A (en) 1977-05-03 1978-05-02 Mechanism for counterbalancing enlarger head in photographic enlargers
DE19787813291U DE7813291U1 (de) 1977-05-03 1978-05-02 Vergroesserungsapparat mit einem federgewichtsausgleich fuer den vergroesserungskopf
CS782787A CS205119B2 (en) 1977-05-03 1978-05-02 Balancing mechanism of the enlarging head of the photographic enlarger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1977197832A PL102055B1 (pl) 1977-05-03 1977-05-03 Counterbalance mechanism for photographic enlarger heads

Publications (2)

Publication Number Publication Date
PL197832A1 PL197832A1 (pl) 1978-03-13
PL102055B1 true PL102055B1 (pl) 1979-02-28

Family

ID=19982284

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1977197832A PL102055B1 (pl) 1977-05-03 1977-05-03 Counterbalance mechanism for photographic enlarger heads

Country Status (6)

Country Link
CS (1) CS205119B2 (cs)
DE (2) DE7813291U1 (cs)
FR (1) FR2389919A1 (cs)
GB (1) GB1586652A (cs)
IT (1) IT1095717B (cs)
PL (1) PL102055B1 (cs)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH411505A (de) * 1963-09-12 1966-04-15 Zeiss Jena Veb Carl Anordnung zum Gewichtsausgleich, insbesondere bei feinmechanisch-optischen Geräten

Also Published As

Publication number Publication date
CS205119B2 (en) 1981-04-30
FR2389919A1 (cs) 1978-12-01
IT1095717B (it) 1985-08-17
DE7813291U1 (de) 1979-10-18
IT7822924A0 (it) 1978-05-02
PL197832A1 (pl) 1978-03-13
DE2819171A1 (de) 1978-11-09
GB1586652A (en) 1981-03-25

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