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Title:
GROUND SURFACE ACCESS ASSEMBLIES
Document Type and Number:
WIPO Patent Application WO/2019/238795
Kind Code:
A3
Abstract:
A ground surface access assembly (110) includes a frame (112) defining an opening (14). The frame (112) includes a mounting (16) for a cover (18), which is arranged so that, in use, the cover (18) locates in the opening (14). The assembly (110) includes an upper chamber part (122) of a chamber structure (80), wherein, in an assembled condition, the frame (112) locates on and is supported by the upper chamber part (122).

Inventors:
TURNER BARRY (GB)
GIBSON SIMON (GB)
Application Number:
PCT/EP2019/065419
Publication Date:
March 05, 2020
Filing Date:
June 12, 2019
Export Citation:
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Assignee:
WREKIN HOLDINGS LTD (GB)
International Classes:
E02D29/14; E02D29/12; E03F5/04
Domestic Patent References:
WO2002018713A12002-03-07
WO2006026824A12006-03-16
Foreign References:
US3920347A1975-11-18
EP3323944A12018-05-23
US20160097180A12016-04-07
US3773428A1973-11-20
GB2530174A2016-03-16
GB2069575A1981-08-26
GB2376495A2002-12-18
Attorney, Agent or Firm:
TIMOTHY JOHN BLOWER (GB)
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