US3349518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable window with sash balance lock
Assignee: WEATHER SEAL Inc
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Filing: 1965-10-04
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Granted: 1967-10-31
•
Expires: 1985-10-04
Abstract
No abstract record available.
Inventors
- 👤 Waldo O Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:07
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/28; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4453; E06B3/4407
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
IN A SLIDABLE WINDOW ASSEMBLY, A VERTICALLY EXTENDING JAMB LINER HAVING A VERTICALLY EXTENDING SLOT THEREIN AND BEING PROVIDED WITH VERTICALLY EXTENDING LEDGES THEREIN, MEANS RESILIENTLY POSITIONING SAID JAMB LINER FOR MOVEMENT LATERALLY OF THE WINDOW, A SASH BALANCE WITH A CONTROL MEMBER RESILIENTLY AND ADJUSTABLY EXTENDING THEREFROM, A BALANCE GUIDE ATTACHED TO SAID CONTROL MEMBER AND SLIDABLY ENGAGING SAID JAMB LINER FOR MOVEMENT THEREALONG, SAID BALANCE GUIDE HAVING FLANGES THEREON FOR ENGAGING SAID LEDGES TO BE RESTRAINED THEREBY AGAINST MOVEMENT LATERALLY INWARDLY OF THE WINDOW ASSEMBLY, A LOCK SCREW HAVING A SHANK PORTION SECURED TO SAID BALANCE GUIDE AND AN ELONGATE HEAD PORTION EXTENDING LATERALLY INWARDLY OF THE WINDOW ASSEMBLY THROUGH SAID SLOT, THE BASE OF THE HEAD PORTION BEING CONTOURED TO CAM AGAINST THE LATERALLY INNER SURFACE OF THE JAMB LINER AND FORCE SAID FLANGES AGAINST SAID LEDGES TO SECURE SAID BALANCE GUIDE IN A GIVEN POSITION WHEN SAID HEAD PORTION IS IN A HORIZONTAL POSITION AND TO DISENGAGE SUCH SURFACE OF SAID JAMB LINER TO RELEASE SAID BALANCE GUIDE WHEN SAID HEAD IS IN A VERTICAL POSITION, AND A SASH ENGAGING SAID JAMB LINER FOR SLIDING MOVEMENT THEREON, SAID SASH INCLUDING A SASH RAIL WITH AN APERTURE THEREIN ADAPTED TO ENGAGE THE ELONGATE HEAD POR-
Claim 2
Dependent Claim
208 words
IN A SLIDABLE WINDOW ASSEMBLY, A VERTICALLY EXTENDING JAMB LINER HAVING A VERTICALLY EXTENDING SLOT THEREIN AND BEING PROVIDED WITH VERTICALLY EXTENDING LEDGES THEREIN, MEANS RESILIENTLY POSITIONING SAID JAMB LINER FOR MOVEMENT LATERALLY OF THE WINDOW, A SASH BALANCE WITH A CONTROL MEMBER RESILIENTLY AND ADJUSTABLY EXTENDING THEREFROM, A BALANCE GUIDE ATTACHED TO SAID CONTROL MEMBER AND SLIDABLY ENGAGING SAID JAMB LINER FOR MOVEMENT THEREALONG, SAID BALANCE GUIDE HAVING FLANGES THEREON FOR ENGAGING SAID LEDGES TO BE RESTRAINED THEREBY AGAINST MOVEMENT LATERALLY INWARDLY OF THE WINDOW ASSEMBLY, A LOCK SCREW HAVING A SHANK PORTION SECURED TO SAID BALANCE GUIDE AND AN ELONGATE HEAD PORTION EXTENDING LATERALLY INWARDLY OF THE WINDOW ASSEMBLY THROUGH SAID SLOT, THE BASE OF THE HEAD PORTION BEING CONTOURED TO CAM AGAINST THE LATERALLY INNER SURFACE OF THE JAMB LINER AND FORCE SAID FLANGES AGAINST SAID LEDGES TO SECURE SAID BALANCE GUIDE IN A GIVEN POSITION WHEN SAID HEAD PORTION IS IN A HORIZONTAL POSITION AND TO DISENGAGE SUCH SURFACE OF SAID JAMB LINER TO RELEASE SAID BALANCE GUIDE WHEN SAID HEAD IS IN A VERTICAL POSITION, AND A SASH ENGAGING SAID JAMB LINER FOR SLIDING MOVEMENT THEREON, SAID SASH INCLUDING A SASH RAIL WITH AN APERTURE THEREIN ADAPTED TO ENGAGE THE ELONGATE HEAD POR-
References Cited (Backward Citations)
US3126588A
Cited
US3108335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |