US 12,011,903 B2
Laminated glazing panel
Michael John Davidson, Warrington (GB)
Assigned to Pilkington Group Limited, Lathom (GB)
Appl. No. 17/794,657
Filed by PILKINGTON GROUP LIMITED, Lathom (GB)
PCT Filed Jan. 27, 2021, PCT No. PCT/GB2021/050187
§ 371(c)(1), (2) Date Jul. 22, 2022,
PCT Pub. No. WO2021/152304, PCT Pub. Date Aug. 5, 2021.
Claims priority of application No. 2001116 (GB), filed on Jan. 27, 2020.
Prior Publication US 2023/0073394 A1, Mar. 9, 2023
Int. Cl. B32B 3/24 (2006.01); B32B 3/06 (2006.01); B32B 3/08 (2006.01); B32B 3/26 (2006.01); B32B 7/12 (2006.01); B32B 17/10 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B32B 27/36 (2006.01); B32B 27/40 (2006.01)
CPC B32B 17/10036 (2013.01) [B32B 3/06 (2013.01); B32B 3/08 (2013.01); B32B 3/266 (2013.01); B32B 7/12 (2013.01); B32B 17/10752 (2013.01); B32B 17/1077 (2013.01); B32B 17/10788 (2013.01); B32B 27/30 (2013.01); B32B 27/304 (2013.01); B32B 27/306 (2013.01); B32B 27/32 (2013.01); B32B 27/365 (2013.01); B32B 27/40 (2013.01); B32B 2270/00 (2013.01); B32B 2419/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A laminated glazing panel comprising:
a first sheet of glazing material joined to a second sheet of glazing material by an interlayer structure comprising at least a first sheet of adhesive interlayer material;
the first sheet of glazing material having a first major surface and an opposing second major surface;
the laminated glazing panel being arranged such that the first major surface of the first sheet of glazing material faces the interlayer structure; there being a hole in the first sheet of glazing material, the hole having a wall between the first and second major surfaces of the first sheet of glazing material and being inboard of a peripheral edge of the first sheet of glazing material;
the laminated glazing panel further comprising a glazing fitting secured thereto, the glazing fitting comprising: a head portion and an attachment feature, the head portion having a first surface and an opposing second surface and being positioned in the hole in the first sheet of glazing material such that the first surface of the head portion faces the first sheet of adhesive interlayer material;
wherein some of the first sheet of adhesive interlayer material is in the hole in the first sheet of glazing material and is operatively associated with the first attachment feature thereby attaching the glazing fitting to the first sheet of adhesive interlayer material; and
wherein the head portion has at least a first channel extending between the first and second surfaces thereof, the first channel having a first end and a second end, the first channel communicating with an entrance hole in the first surface of the head portion at the first end, and with an exit hole in the second surface of the head portion at the second end, and wherein some of the first sheet of adhesive interlayer material is in the first channel.