US3841045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curtain wall gasket system
Assignee: Individual
•
Filing: 1973-02-26
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Granted: 1974-10-15
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Expires: 1993-02-26
Abstract
Abstract Disclosed is an interlocking glazing gasket and support mullion adapted to provide improved vertical and horizontal support for curtain wall panels. The mullion includes a cup-shaped flange partially surrounding the body of the gasket between the mullion and the panel to rigidly support the gasket.
Inventors
- 👤 H Criswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:59
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/88; E04B2/96; E04B2/967; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/62; E06B3/6205; E06B2003/6217; E06B2003/6223; E06B2003/6226; E06B2003/625; E06B2003/6252
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
152 words
Curtain wall gasket and support system comprising: a. a support mullion having a tongue-receiving groove extending parallel to one vertical face thereof adapted to receive the tongue portion of an elastomeric gasket and further including flange means extending from the outer edge of said vertical face defining an expanded channel adjacent and parallel to said tongue-receiving groove, b. gasket means comprising an elongated elastomeric body substantially T-shaped in cross-section, the base of said T forming a tongue portion mating with said tongue-receiving groove, the head portion of said T-shaped body having opposed grooves running along the length thereof and disposed normal to said tongue, the external surface of the portion of said Tshaped body between said oposed grooves and said tongue conforming to the internal dimensions of said channel, said body further including a wedge-receiving groove along the face thereof opposite said tongue, and c. wedge means mating with said wedge-receiving groove.
Claim 2
Dependent Claim
152 words
Curtain wall gasket and support system comprising: a. a support mullion having a tongue-receiving groove extending parallel to one vertical face thereof adapted to receive the tongue portion of an elastomeric gasket and further including flange means extending from the outer edge of said vertical face defining an expanded channel adjacent and parallel to said tongue-receiving groove, b. gasket means comprising an elongated elastomeric body substantially T-shaped in cross-section, the base of said T forming a tongue portion mating with said tongue-receiving groove, the head portion of said T-shaped body having opposed grooves running along the length thereof and disposed normal to said tongue, the external surface of the portion of said Tshaped body between said oposed grooves and said tongue conforming to the internal dimensions of said channel, said body further including a wedge-receiving groove along the face thereof opposite said tongue, and c. wedge means mating with said wedge-receiving groove.
Claim 3
Dependent Claim
45 words
Curtain wall gasket and support system as defined in claim 1 wherein said flange means includes a lip extending inwardly toward said channel and said portion of said T-shaped body between said opposed grooves and said tongue includes recesses adapted to mate with said lip.
Claim 4
Dependent Claim
34 words
Curtain wall gasket and support system as defined in claim 1 wherein said tongue-receiving groove contains serrations on the internal surface thereof and said tongue means includes protrusions adapted to mate with said serrations.
Claim 5
Dependent Claim
33 words
Curtain wall gasket and support system as defined in claim 2 wherein said lip is embedded within said recesses and urges the lip of the adjacent groove against a glazing panel inserted therein.
Claim 6
Dependent Claim
120 words
Curtain wall gasket and support system comprising: a. a support mullion having a tongue-receiving groove extending along one vertical face thereof adapted to receive the tongue portion of an elastomeric gasket, said support mullion having a cupped flange extending outwardly from said tongue-receiving groove along said one vertical face, b. an elastomeric gasket comprising an elongated body substantially T-shaped in cross-section, the base of said T forming a tongue portion mating with said tongue-receiving groove, the body portion of said gasket having oppositely disposed grooves running along the length thereof and disposed normal to said tongue, and having a wedge-receiving groove running along the face thereof opposite said tongue portion, and c. wedge means mating with said wedge receiving groove.
Claim 7
Dependent Claim
120 words
Curtain wall gasket and support system comprising: a. a support mullion having a tongue-receiving groove extending along one vertical face thereof adapted to receive the tongue portion of an elastomeric gasket, said support mullion having a cupped flange extending outwardly from said tongue-receiving groove along said one vertical face, b. an elastomeric gasket comprising an elongated body substantially T-shaped in cross-section, the base of said T forming a tongue portion mating with said tongue-receiving groove, the body portion of said gasket having oppositely disposed grooves running along the length thereof and disposed normal to said tongue, and having a wedge-receiving groove running along the face thereof opposite said tongue portion, and c. wedge means mating with said wedge receiving groove.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-14 | 1978-04-15 | 1978-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-14 | 1982-04-15 | 1982-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-14 | 1986-04-15 | 1986-10-15 | $7700.00 | Window Closed / Lapsed |