[특허]Sash lock for a sash window

[미국특허] Sash lock for a sash window 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	E05C-003/04
출원번호	US-0961501 (2001-09-24)
발명자 / 주소	Murphy, Mark V. Pettit, Dean
출원인 / 주소	Ashland Paroducts, Inc.
대리인 / 주소	Wallenstein & Wagner, Ltd.
인용정보	피인용 횟수 : 29 인용 특허 : 21

초록 ▼

A sash lock for a sash window assembly is disclosed. The sash window assembly includes an upper sash window and a lower sash window. Each of the sash windows is mounted within opposed guide rails on a master frame. At least one of the sash windows is slidable within the frame relative to the other sash window. The sash lock comprises a keeper for mounting on a style of one of the sash windows. The keeper includes a keeper surface. The sash lock also includes a locking assembly for mounting on an adjacent style of the other of the sash windows. The locking assembly includes a housing having a hole, an actuator arm, and a cam having a cam surface for engaging the keeper surface. The locking assembly also includes a shaft extending through the housing hole and operably coupling the actuator arm to the cam. The keeper, the housing, the actuator arm and the shaft are formed of plastic and the cam is formed of metal.

대표청구항 ▼

1. A sash lock for a sash window assembly, the sash window assembly including an upper sash window and a lower sash window, each of the sash windows mounted within opposed guide rails on a master frame, wherein at least one of the sash windows is slidable within the frame relative to the other sash window, the sash lock comprising: a keeper for mounting on a style of one of the sash windows, the keeper including a keeper surface; and a locking assembly for mounting on an adjacent style of the other of the sash windows, the locking assembly including: a housing having a hole; an actuator arm; a cam having a cam surface for engaging the keeper surface; and a shaft extending through the housing hole and operably coupling the actuator arm to the cam, wherein the keeper, the housing, the actuator arm and the shaft are formed of plastic and the cam is formed of metal; the shaft and the hole have corresponding circumferential surfaces; the shaft has a shaft projection extending from its circumferential surface; and the hole has spaced hole projections extending from its circumferential surface, and the shaft projection engages one or the other of the hole projections to define an unlocked or locked position, respectively. 2. The sash lock of claim 1, wherein the plastic is glass filled polypropylene. 3. The sash lock of claim 1, wherein the plastic is glass filled blend of polypropylene and nylon. 4. The sash lock of claim 1, wherein the plastic is glass filled nylon. 5. The sash lock of claim 1, wherein the metal is zinc. 6. The sash lock of claim 1, wherein the actuator arm and the shaft are a unitary piece. 7. The sash lock of claim 1, wherein each of the shaft and the cam have cooperatively mating faces for securing the shaft to the cam. 8. The sash lock of claim 1 including a metal screw for securing the cam to the shaft. 9. The sash lock of claim 1, wherein the housing has a pair of holes for receiving screws to secure the housing to its style. 10. The sash lock of claim 1, wherein the keeper has a pair of holes for receiving screws to secure the keeper to its style. 11. A sash lock for a sash window assembly, the sash window assembly including an upper sash window and a lower sash window, each of the sash windows mounted within opposed guide rails on a master frame, wherein at least one of the sash windows is slidable within the frame relative to the other sash window, the sash lock comprising: a keeper for mounting on a style of one of the sash windows, the keeper including a keeper surface; and a locking assembly for mounting on an adjacent style of the other of the sash windows, the locking assembly including: a housing having a hole; an actuator arm having a shaft; a cam having a cam surface for engaging the keeper surface; and a shaft extending through the housing hole and operably coupled to the cam, the shaft and the housing arranged to cooperatively limit rotational travel of the arm with respect to the housing; the shaft and the hole have corresponding circumferential surfaces; the shaft has a shaft projection extending from its circumferential surface; and the hole has two spaced hole projections on its circumferential surface, wherein the shaft projection engages one of the hole projections to define an unlocked position and engages the other hole projection to define a locked position. 12. The sash lock of claim 11, wherein the keeper, the housing, the actuator arm and the shaft are formed of plastic and the cam is formed of metal.

이 특허에 인용된 특허 (21) 인용/피인용 타임라인 분석

Hunt Larry R. (Indianapolis IN) Foster John R. (Indianapolis IN), Apparatus for operating a door latching and unlatching device.
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Massey, John R., Cable closure.
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Morse Allen D. (2350 Fairview Dr. Alton IL 62002), Centrally located tilt-in window handle.
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Mosch Duane L. (Owatonna MN), Check rail lock.
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Mosch Duane L. (Owatonna MN), Check rail lock.
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Piltingsrud Stephen M. (Owatonna MN) Anderson Donald L. (Owatonna MN), Check rail lock and method of making check rail lock paintable after assembly.
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Draheim Harvey J. (Weyauwega WI) Charlson Glenn T. (New London WI) Beiswenger John L. (Salem WI) Brunner Merlin A. (New London WI), Crib dropside including latch mechanism.
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Manzalini Norberto (Conegliano ITX), Device for the sutter-like and tilt-down opening of a window or door-window.
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Schultz Steven E. (Orland Park IL), Flush mount tilt-latch for a sash window and method.
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Milam Malcolm B. (Laurel MD), J-hook latching device.
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Dallaire Raymond (Quebec CAX) Dallaire Dominique (Quebec CAX), Latch for use in window constructions.
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Sheldon Cynthia L. ; Myers Stephen O. ; Delaske Robbin J. ; Landherr Joseph P., Lock and tilt latch for sliding windows.
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Lindqvist Per-Olof (Onsala SEX), Locking mechanism for sash type windows.
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Rotondi Anthony J., Pick resistant sash lock.
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Subliskey Edward J., Pick resistant sash lock and keeper and method of locking sashes.
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Bennett Bruce A. (Cassopolis MI) Butler Raymond S. (Elkhart IN) Cripe Todd E. (Goshen IN), Rotational cam latch for vehicle window.
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Chaput Ivanhoe E., Sash lock.
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Olsen Carl J. (Hudson WI) Zemke William L. (Forest Lake MN), Sash lock.
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Vetter Gregory J. (Owatonna MN) Tucker ; deceased Daniel G. (late of Waseca MN by Sabrina Tucker ; legal representative ), Sash lock.
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Durham ; Jr. Robert C. (2416 NE. 27 Terrace Fort Lauderdale FL 33305), Tilt-lock slide for window sash.
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Bezubic William P. (Indiana PA), Toggle tilt latch for a tiltable window assembly.
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이 특허를 인용한 특허 (29) 인용/피인용 타임라인 분석

Lawrence,Barry G., Casement window latch assembly.
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Pickar,Barbara J., Composite door lock plunger.
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Azumi,Shinichi; Yamaji,Kouji; Kohno,Akira, Lock mechanism for opening and closing member and image forming apparatus.
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Glickman, Joel I., Locking device, particularly for double-hung windows.
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Lawrence,Barry G., Locking window device.
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Miller, D. Keith; Rogers, Christopher R.; Smith, Farrell; Hughes, Jeffrey T., Locking window having a cam latch.
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Segall, Stuart Charles, Relocatable habitat unit.
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Segall, Stuart Charles, Relocatable habitat unit.
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Segall, Stuart C., Relocatable habitat unit and method of assembly.
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Segall, Stuart Charles, Relocatable habitat unit having interchangeable panels.
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Liang, Luke; Liang, Tong; Chen, David, Sash lock and keeper.
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Flory,Edward C., Sash lock handle.
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Flory,Edward C., Sash lock housing.
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Lawrence,Barry G., Security lock for a sash type window.
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Phelps, Walter E., Self-aligning window sash lock.
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Lawrence, Barry G., Tilt latch.
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Lawrence, Barry G., Tilt latch.
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Rogers, Christopher R.; Smith, Farrell D., Window lock and method.
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Jones, Sherry L.; Dallmann, Brian, Window lock handle and cover.
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Liang, Luke; Liang, Tong; Chen, David, Window sash latch.
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Rogers, Christopher R.; Smith, Farrell D., Window sash tilt latch and method.
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Lawrence, Barry G., Window security lock.
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Liang, Luke; Liang, Tong; Chen, David, Window vent stop with plastic spring member for bi-directional biasing of the tumbler.
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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
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연합인증

[미국특허] Sash lock for a sash window 원문보기

초록 ▼

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이 특허에 인용된 특허 (21) 인용/피인용 타임라인 분석

이 특허를 인용한 특허 (29) 인용/피인용 타임라인 분석

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[미국특허] Sash lock for a sash window 원문보기

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이 특허에 인용된 특허 (21) 인용/피인용 타임라인 분석

이 특허를 인용한 특허 (29) 인용/피인용 타임라인 분석

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