Global Patent Index - EP 4029403 A4

EP 4029403 A4 20231025 - ZIPPER STRUCTURE FOR LUGGAGE, AND TROLLEY CASE

Title (en)

ZIPPER STRUCTURE FOR LUGGAGE, AND TROLLEY CASE

Title (de)

REISSVERSCHLUSSSTRUKTUR FÜR GEPÄCK UND ROLLKOFFER

Title (fr)

STRUCTURE DE FERMETURE À GLISSIÈRE POUR BAGAGE ET VALISE À ROULETTES

Publication

EP 4029403 A4 20231025 (EN)

Application

EP 20900885 A 20201130

Priority

  • CN 201922246100 U 20191216
  • CN 2020132562 W 20201130

Abstract (en)

[origin: EP4029403A1] Provided is a zipper structure for suitcases, including a zipper strip. The zipper strip includes a front chain belt and a rear chain belt, and also includes a front rubber strip and a rear rubber strip. The front rubber strip is bonded on the front case of the suitcase by thermal pressing. The rear rubber strip is bonded on the rear case of the suitcase by thermal pressing. The front chain belt is connected to the front rubber strip through the front zipper fixing coil. The rear chain belt is connected to the rear rubber strip through the rear zipper fixing coil. Also disclosed is a trolley bag utilizing the zipper structure for suitcases as described. The zipper structure and trolley bag as provided cancels the traditional manual sew process and realize the automatic production for zipper suitcases.

IPC 8 full level

A45C 13/10 (2006.01); B29C 65/02 (2006.01)

CPC (source: EP US)

A45C 13/103 (2013.01 - EP US); A45C 13/30 (2013.01 - US)

Citation (search report)

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)

EP 4029403 A1 20220720; EP 4029403 A4 20231025; EP 4029403 B1 20240207; AU 2020404201 A1 20220512; AU 2020404201 B2 20240718; AU 2020404201 B8 20240801; AU 2023237102 A1 20231012; CN 210901804 U 20200703; JP 2022553747 A 20221226; JP 7454168 B2 20240322; US 2022232939 A1 20220728; WO 2021121014 A1 20210624

DOCDB simple family (application)

EP 20900885 A 20201130; AU 2020404201 A 20201130; AU 2023237102 A 20230927; CN 201922246100 U 20191216; CN 2020132562 W 20201130; JP 2022524156 A 20201130; US 202217659481 A 20220415