Title:
SCISSOR-TYPE GUIDE WITH SPRING BIASING AID
Document Type and Number:
WIPO Patent Application WO/2021/044018
Kind Code:
A3
Abstract:
A scissor-type guide (20) for guiding extension and retraction of lamellae, said scissor-type guide (20) comprising - at least two scissor links (23, 123), each scissor link comprising a first scissor member (24, 124) and a second scissor member (25, 125), - a first rotational joint (26, 126) formed between the first and second scissor members (24, 124; 25, 125) of each one of the scissor links (23, 123), and - two second rotational joints (27) formed between first ends (24', 25') of a first scissor member (24) and a second scissor member (25) of a first scissor link (23), and respective ones of second ends (124", 125") of a first scissor member (124) and a second scissor member (125) of a neighbouring, second scissor link (123); wherein a spring member (300) is formed between the first scissor member (24, 124) and the second scissor member (25, 125) at a first rotational joint (26, 126) of the scissor-type guide (20), or between a first scissor member (24) of the first scissor link (23) and the first scissor member (124) of a neighbouring second scissor link (123) at a second rotational joint (27) of the scissor-type guide (20).
Inventors:
DAHL SVEND ERIK PAULSEN (DK)
BLAUENFELDT-DYDENSBORG JAKOB (DK)
JENSEN JØRN KRAB (DK)
BLAUENFELDT-DYDENSBORG JAKOB (DK)
JENSEN JØRN KRAB (DK)
Application Number:
PCT/EP2020/074835
Publication Date:
April 22, 2021
Filing Date:
September 04, 2020
Export Citation:
Assignee:
JOERN KRAB HOLDING KBH APS (DK)
International Classes:
E06B9/302; E06B9/327
Domestic Patent References:
| WO2018018053A1 | 2018-01-25 |
Foreign References:
| US2223010A | 1940-11-26 | |||
| EP2586956A1 | 2013-05-01 |
Attorney, Agent or Firm:
GUARDIAN IP CONSULTING I/S (DK)
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