Removable fixation of a window sash in an opening by ratchet means

(19)

(11)

EP 2 078 814 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	10.03.2010 Bulletin 2010/10

(43)	Date of publication A2:
	15.07.2009 Bulletin 2009/29

(21)	Application number: 08251326.8

(22)	Date of filing: 04.04.2008

(51)

International Patent Classification (IPC):

E06B 1/60^(2006.01)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA MK RS

(30)

Priority:

10.01.2008 GB 0800398

(71)	Applicant: G.T. Windows Limited
	New Road Southam Cheltenham GL52 3NX (GB)

(72)	Inventors:
	Taylor, Graham Cheltenham GL52 3NX (GB) Bruton, Alan Stonehouse, Gloucester GL10 3JS (GB) Watts, Shaun Gloucester GL4 3AY (GB)

(74)	Representative: Hackett, Sean James et al
	Marks & Clerk LLP 27 Imperial Square Cheltenham Gloucestershire GL50 1RQ Cheltenham Gloucestershire GL50 1RQ (GB)

(54)	Removable fixation of a window sash in an opening by ratchet means

(57) A panel fixing system is described for rapid and secure fixing of a panel into a matching aperture simply by a push fit. The fixing system comprises male and female portions 22, 24 which engage each other with a ratchet action so that the panel can be pushed home into the aperture and retained there by the ratchet. A release mechanism is provided whereby the ratchet can be released from one side. A secondary lock out system is provided to secure the panel with respect to the aperture should force be used to overcome the ratchet action.

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