Spacer profile for a spacer frame for an insulating glass unit with interspace elements and insulating glass unit
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E06B-003/663
E06B-009/264
E06B-003/667
B32B-007/12
B32B-017/06
B32B-017/10
B32B-027/08
E06B-003/677
출원번호
US-0377520
(2013-02-05)
등록번호
US-9810016
(2017-11-07)
우선권정보
EP-12154994 (2012-02-10)
국제출원번호
PCT/EP2013/000344
(2013-02-05)
국제공개번호
WO2013/117320
(2013-08-15)
발명자
/ 주소
Pellini, Alessandro
Nicolosi, Giovanni
Ricks, Karl
Dolcera, Matteo
출원인 / 주소
TECHNOFORM GLASS INSULATION HOLDING GMBH
대리인 / 주소
J-TEK Law PLLC
인용정보
피인용 횟수 :
0인용 특허 :
45
초록▼
A spacer profile for an insulating glazing unit for maintaining a space between glazing panes includes a profile body formed from a first heat insulating material that has, viewed in a cross section perpendicular to a longitudinal direction, outer side walls extending in a height direction and that
A spacer profile for an insulating glazing unit for maintaining a space between glazing panes includes a profile body formed from a first heat insulating material that has, viewed in a cross section perpendicular to a longitudinal direction, outer side walls extending in a height direction and that has a distance in a transverse direction smaller than a first width, each side wall having an inner protrusion protruding towards the opposite side wall into a recess which is open to the inner side, and a diffusion barrier film made from a second material and firmly bonded with the profile body and, viewed in the cross section perpendicular to the longitudinal direction, extending over the profile body on the outer side of the spacer profile and continuous thereto in the height direction on the outside of the side walls and/or in the same to a second height and into the protrusions.
대표청구항▼
1. A spacer profile for use as part of a spacer profile frame, which is suitable for being mounted in and/or along an edge area of an insulating glazing unit for forming and maintaining an intervening space between glazing panes, wherein the spacer profile extends in a longitudinal direction (z) and
1. A spacer profile for use as part of a spacer profile frame, which is suitable for being mounted in and/or along an edge area of an insulating glazing unit for forming and maintaining an intervening space between glazing panes, wherein the spacer profile extends in a longitudinal direction (z) and comprises in a cross section (x-y) perpendicular to the longitudinal direction (z), a first width (b1) in a transverse direction (x), which is perpendicular to the longitudinal direction (z), and comprises a first height (h1) in a height direction (y), which is perpendicular to the longitudinal direction (z) and to the transverse direction (x), and comprises an inner side in the height direction (y), which is arranged to face towards the intervening space in the assembled state of the spacer profile frame, and an outer side, which is arranged to face away from the inner side, the spacer profile comprising: a profile body formed from a first heat insulating material and having, as viewed in the cross section (x-y) perpendicular to the longitudinal direction (z), outer side walls extending in the height direction and being separated by a distance (b2) in the transverse direction smaller than the first width (b1), the outer side walls defining a longitudinal groove which is open to the inner side and each side wall having an inner protrusion protruding towards the opposite side wall into the groove, anda diffusion barrier film made from a second material and firmly bonded with the profile body and, as viewed in the cross section (x-y) perpendicular to the longitudinal direction (z), continuously extending: (i) in the transverse direction (x) over the profile body on the outer side of the spacer profile, (ii) continuing in the height direction (y): (a) on the outside of the side walls and/or (b) in the side walls to a second height (hp), and (iii) extending into the protrusions. 2. The spacer profile according to claim 1, further comprising: retaining recesses formed adjacent to the protrusions in the height direction (y) on the side opposite to the inner side of the spacer profile, and defined by the protrusions and the inner wall. 3. The spacer profile according to claim 1, wherein the profile body defines therein a chamber for accommodation of hygroscopic material, wherein the chamber: (i) is laterally defined in the transverse direction (x) by the side walls, (ii) is located further away from the inner side of the spacer profile in the height direction (y) than the protrusions, and (iii) is formed so as to be not diffusion-proof in the height direction (y) towards the inner side of the spacer profile. 4. The spacer profile according to claim 3, wherein an inner wall extending between the side walls in the transverse direction (x) defines the chamber towards the inner side of the spacer profile and/or defines retaining recesses towards the outer side of the spacer profile. 5. A spacer profile for use as part of a spacer profile frame, which is suitable for being mounted in and/or along an edge area of an insulating glazing unit for forming and maintaining an intervening space between glazing panes, wherein the spacer profile extends in a longitudinal direction (z) and comprises in a cross section (x-y) perpendicular to the longitudinal direction (z), a first width (h1) in a transverse direction (x), which is perpendicular to the longitudinal direction (z), and comprises a first height (h1) in a height direction (y), which is perpendicular to the longitudinal direction (z) and to the transverse direction (x), and comprises an inner side in the height direction (y), which is arranged to face towards the intervening space in the assembled state of the spacer profile frame, and an outer side, which is arranged to face away from the inner side, the spacer profile comprising: a profile body formed from a first heat insulating material and having, as viewed in the cross section (x-y) perpendicular to the longitudinal direction (z), outer side walls extending in the height direction and being separated by a distance (b2) in the transverse direction smaller than the first width (b1) and an inner wall extending between the side walls in the transverse direction (x), the inner wall and the outer side walls defining a longitudinal groove open to the intervening space, each side wall having an inner protrusion protruding towards the opposite side wall,a diffusion barrier film made from a second material and firmly bonded with the profile body and, as viewed in the cross section (x-y) perpendicular to the longitudinal direction (z), continuously extending: (i) in the transverse direction (x) over the profile body on the outer side of the spacer profile, (ii) continuing in the height direction (y): (a) on the outside of the side walls and/or (ii) in the side walls to a second height (hp), and (iii) extending into the protrusions, andretaining recesses formed adjacent to the protrusions in the height direction (y) on the side opposite to the inner side of the spacer profile and defined by the protrusions and the inner wall. 6. The spacer profile according to claim 5, wherein the profile body defines therein a chamber for accommodation of hygroscopic material, wherein the chamber: (i) is laterally defined in the transverse direction (x) by the side walls, (ii) is located further away from the inner side of the spacer profile in the height direction (y) than the protrusions, (iii) is formed so as to be not diffusion-proof in the height direction (y) towards the inner side of the spacer profile, and (iv) the inner wall defines the chamber towards the inner side of the spacer profile. 7. The spacer profile according to claim 1, wherein the diffusion barrier film comprises in the cross-section (x-y) perpendicular to the longitudinal direction (z) a profiled elongation portion located at least partly in the protrusions. 8. The spacer profile according to claim 1, wherein the side walls are formed as an attachment base for the glazing panes of the insulating glazing unit. 9. The spacer profile according to claim 1, wherein the diffusion barrier film extends into the protrusions in the transverse direction (x) until a distance (b7) from the outside of the side walls. 10. The spacer profile according to claim 1, wherein the first material is a synthetic material, preferably polyolefin and still more preferably polypropylene, and the second material is a metal, preferably stainless steel or steel having a corrosion protection made of tin (tin plating) or zinc, and/orthe second material preferably has an E-modulus in the range of 170-240 N/mm2, preferably about 210 N/mm2, a specific heat conductivity λ, less than or equal to 50 W/(mK), preferably less than or equal to 25 W/(mK), still more preferably less than or equal to 15 W/(mK), and/or the diffusion barrier film preferably has a thickness greater than or equal to 0.03 mm and smaller than or equal to 0.3 mm. 11. An insulating glazing unit comprising: at least two glazing panes arranged to oppose each other with a separation distance therebetween so as to form an intervening space between the glazing panes, anda spacer profile frame formed from a spacer profile according to claim 1 and at least partially defining the intervening space between the glazing panes,wherein the side walls of the spacer profile are, as attachment bases, adhered with a diffusion-proof adhesive material essentially along their entire length and at least partly in the height direction with the inner side of the glazing panes that face thereto,an interspace element holding means is retained by the protrusions, andan interspace element is held by the interspace element holding means in the intervening space between the glazing panes. 12. The insulating glazing unit according to claim 11, wherein the interspace element holding means has a retained portion having a width (b8) in the transverse direction (x) larger than a distance (b3) of the protrusions in the transverse direction (x) and a holding portion adapted to hold the interspace element. 13. The insulating glazing unit according to claim 11, wherein the interspace element holding means is a metal clamp. 14. The insulating glazing unit according to claim 11, wherein the interspace element holding means and/or the interspace element comprises openings for allowing a gas flow from the intervening space to the spacer profile on the side opposite to the interspace element holding means. 15. The insulating glazing unit according to claim 11 wherein the spacer profile frame is adapted to guide the interspace element. 16. The spacer profile according to claim 5, wherein the diffusion barrier film comprises in the cross-section (x-y) perpendicular to the longitudinal direction (z) a profiled elongation portion located at least partly in the protrusions. 17. The spacer profile according to claim 5, wherein the side walls are formed as an attachment base for the glazing panes of the insulating glazing unit. 18. The spacer profile according to claim 5, wherein the diffusion barrier film extends into the protrusions in the transverse direction (x) until a distance (b7) from the outside of the side walls. 19. The spacer profile according to claim 5, wherein the first material is a synthetic material, preferably polyolefin and still more preferably polypropylene, and the second material is a metal, preferably stainless steel or steel having a corrosion protection made of tin (tin plating) or zinc, and/orthe second material preferably has an E-modulus in the range of 170-240 N/mm2, preferably about 210 N/mm2, a specific heat conductivity λ, less than or equal to 50 W/(mK), preferably less than or equal to 25 W/(mK), still more preferably less than or equal to 15 W/(mK), and/or the diffusion barrier film preferably has a thickness greater than or equal to 0.03 mm and smaller than or equal to 0.3 mm. 20. An insulating glazing unit comprising: at least two glazing panes arranged to oppose each other with a separation distance therebetween so as to form an intervening space between the glazing panes, anda spacer profile frame formed from a spacer profile according to claim 5 and at least partially defining the intervening space between the glazing panes,wherein the side walls of the spacer profile are, as attachment bases, adhered with a diffusion-proof adhesive material essentially along their entire length and at least partly in the height direction with the inner side of the glazing panes that face thereto,an interspace element holding means is retained by the protrusions, andan interspace element is held by the interspace element holding means in the intervening space between the glazing panes.
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