EP 3227517 B1 20230927 - TELESCOPING LADDER
Title (en)
TELESCOPING LADDER
Title (de)
TELESKOPLEITER
Title (fr)
ÉCHELLE TÉLESCOPIQUE
Publication
Application
Priority
- US 201414558042 A 20141202
- US 201414557944 A 20141202
- US 2015063518 W 20151202
Abstract (en)
[origin: WO2016090041A1] A foldable ladder has a first ladder portion and a second ladder portion hingedly attached to the first ladder portion by a pair of hinge mechanisms. Each hinge mechanism adapted to lock the first and second ladder portions such that the first ladder portion and the second ladder portion form an angle therebetween. The hinge mechanism has a shifting mechanism and a ladder angle selector coupled thereto to allow manual selection of the angle between the first and second ladder portions, and a locking pin to lock the first and second ladder portions at an angular position.
IPC 8 full level
E06C 1/12 (2006.01); E06C 1/18 (2006.01); E06C 1/32 (2006.01); E06C 7/42 (2006.01); E06C 7/46 (2006.01)
CPC (source: CN EP)
E06C 1/125 (2013.01 - CN EP); E06C 1/18 (2013.01 - EP); E06C 1/32 (2013.01 - CN EP); E06C 7/42 (2013.01 - CN EP); E06C 7/423 (2013.01 - EP); E06C 7/46 (2013.01 - EP)
Citation (examination)
- US 2010071996 A1 20100325 - HUANG WEN-HUNG [TW]
- GB 2503742 A 20140108 - TELETOWER COM LTD [GB]
- US 2827216 A 19580318 - NAPOLITANO LEONARD B
- US 2010071996 A1 20100325 - HUANG WEN-HUNG [TW]
- GB 2503742 A 20140108 - TELETOWER COM LTD [GB]
- US 2827216 A 19580318 - NAPOLITANO LEONARD B
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2016090041 A1 20160609; CA 2968554 A1 20160609; CA 2968554 C 20220524; CA 3130716 A1 20160609; CA 3130716 C 20230926; CN 107250479 A 20171013; CN 107250479 B 20201113; CN 112459698 A 20210309; CN 112459698 B 20220111; EP 3227517 A1 20171011; EP 3227517 B1 20230927; EP 3227517 C0 20230927; EP 4273362 A2 20231108; EP 4273362 A3 20240110; ES 2963810 T3 20240402; MX 2017007137 A 20170818; MX 2022009716 A 20220909
DOCDB simple family (application)
US 2015063518 W 20151202; CA 2968554 A 20151202; CA 3130716 A 20151202; CN 201580065774 A 20151202; CN 202011109286 A 20151202; EP 15808534 A 20151202; EP 23198937 A 20151202; ES 15808534 T 20151202; MX 2017007137 A 20151202; MX 2022009716 A 20170605