SLIDING SCREEN DOOR

• US 3,879,894 A
• Filed: 02/05/1973
• Issued: 04/29/1975
• Est. Priority Date: 02/05/1973
• Status: Expired due to Term

• Current Assignee: Alcan Aluminum Corporation
• Original Assignee: Richard N. Anderson
• Inventors: Anderson, Richard N.
• Primary Examiner(s): Downey, Kenneth
• Application Number:
  US05/329,676
• Time in Patent Office: 813 Days
• Field of Search: 49/420,425,501,449,367,370 287/189,36H 16/91,97,99,105 160/395,397
• US Class Current: 49/420
• CPC Class Codes: E05D 15/06 for wings sliding horizontally more or less in their own plane
• CPC Class Codes: E05D 15/0691 Top guides
• CPC Class Codes: E05Y 2900/136 Insect doors
• CPC Class Codes: E06B 3/4609 for windows E06B3/4654 - E06B3/4681 take precedence
• CPC Class Codes: E06B 3/9648 Mitre joints
• CPC Class Codes: E06B 9/52 Devices affording protection against insects, e.g. fly screens; Mesh windows for other purposes screens A47G5/00

Abstract

A completely reversible sliding screen door having no top and bottom, right and left or inside and outside orientation, including an extruded frame having a cross section including an inner and outer rectangular portion separated by a web portion, the outer rectangular portion of which has a partly open outer wall, which frame includes head, jamb and sill members connected together by a pair of corner brackets in mitered joints, a frame portion forming a screen retaining recess on the inner rectangular member having a cross section in the shape of a parallelogram for receiving the edge of a screen member, and an H-shaped spline defining a parallelogram positioned in the recess over the edge of the screen member, a screen lock including a bushing extending parallel to the screen door, a locking member positioned over one end of the bushing and secured thereto for pivotal movement toward the screen door in a closed position into the space between the rectangular portions of the frame separated by the web portion, spring loaded adjustable roller assemblies in all four corners of the screen door for mounting the screen in an opening which may not be square, astragal adapter structure for securing a pair of the sliding screen doors together in a fourpanel sliding door installation, and a bug seal secured to one edge of the screen door structure for sealing between the screen door and a panel of a sliding door with which the screen door is associated.

Claims

1. Sliding screen door structure which is completely symmetrical and therefore reversible end for end, inside for outside and left to right comprising head, jamb and sill frame extrusions secured together at their ends into a rectangular frame each of which have an identical cross section comprising an inner and outer hollow rectangular portion separated by a solid web portion which cross section is substantially symmetrical about a center line parallel to the plane of the frame, a screen member, and means for securing the periphery of the screen member to the frame on the center line of the extrusion cross sections parallel to the plane of the frame.

2. Structure as set forth in claim 1 wherein the inner rectangular portion is of greater dimension transverse to the plane of the screen door than the outer rectangular portion.

3. Structure as set forth in claim 1 wherein the outer rectangular portion has at least a partly opened outer side.

4. Structure as set forth in claim 1 and further including a lock in combination therewith including a cylindrical bushing extending parallel to the plane of the screen door adjacent one edge of the screen door, a locking member and means pivotally securing the locking member to one end of the bushing for pivotal movement about the longgitudinal axis of the cylindrical bushing into and out of the space between the rectangular portions of the screen frame and into engagement with the outer rectangular portion for locking the screen door in a closed position.

5. Structure as set forth in claim 1 and further including a spring loaded adjustable roller assembly at at least one corner of the screen door including a spring loaded roller assembly pivotally mounted at one end to the corner of the screen door and having a guide roller at the other end thereof for guiding the screen in operation, and single member wedge structure slidably positioned within the screen door adjacent the one corner thereof adapted to be manually moved toward or away from the roller assembly for adjusting the pivotal position of the roller assembly relative to the one corner of the screen door.

6. Structure as set forth in claim 1 and further including a bug seal member secureD to the outer rectangular portion of one of the jamb members along the entire length thereof.

7. Structure for securing the edge of a screen member or the like to a frame member comprising a recess in the frame member in the form of a rectangular parallelogram with diagonally opposed pairs of oblique and obtuse corner angles with the sides of the parallelogram extending parallel to the plane of the screen member also extending at an angle to the plane of the screen member and with the other two sides of the parallelogram extending perpendicularly to the plane of the screen member, one of the sides of the parallelogram extending parallel to the plane of the screen being open for receiving the edge of the screen member, and spline means positioned within the recess over the edge of the screen member.

8. Structure as set forth in claim 7 wherein the spline member is generally H-shaped in cross section and has outer cross section dimensions conforming to the parallelogram of the recess.

9. Sliding screen door structure which is completely reversible including head, jamb and sill frame extrusions secured together at their ends into a rectangular frame by corner brackets each of which extrusions have a cross section including n inner and outer rectangular portion separated by a web portion, a screen member, means for securing the periphery of the screen member to the frame and a spring loaded adjustable roller assembly at at least one corner of the screen door including an end portion which is pivotally engaged with an associated corner bracket and means for limiting pivotal movement of the adjustable roller assembly away from the screen door, and flange means on the roller assembly for limiting pivotal movement of the roller assembly toward the screen door, said roller assembly having a guide roller at the other end thereof for guiding the screen in operation and an adjustable wedge slidably secured to the screen door adjacent the one corner thereof for adjusting the pivotal position of the roller assembly relative to the one corner of the screen door.

10. Structure as set forth in claim 9 wherein the adjustable wedge includes a notched inclined surface adjacent the other end of the roller assembly, means for guiding the adjustable wedge within the outer rectangular portion of the frame member at the one corner of the screen door, and flange means extending outwardly of the plane of the screen door beyond the one portion of the frame to permit adjustment of the wedge toward and away from the roller assembly to variably, pivotally position the roller assembly.

11. A pair of sliding screen door structures which are completely reversible each including head, jamb and sill frame extrusions secured together at their ends into a rectangular frame and each of which extrusions has a cross section including an inner and outer rectangular portion separated by a web portion, a screen member, and means for securing the periphery of the screen member to the frame, an astrangal adapter member which is generally H-shaped in cross section having barbed portions extending into the outer rectangular portion of a jamb member of the frame of one of the screen doors, and offset cross section portions forming abutments which with the barbed portions secure the astragal adapter member to the jamb member of the one screen door and which provide a recess for receiving the adjacent jamb member of the other screen door, and lock means secured to the one jamb member for locking the adjacent jamb member of the other screen door in the recess provided by the offset cross section portions of the astragal adapter.

12. Structure as set forth in claim 11 wherein the lock means comprises a substantially L-shaped lock base secured to the jamb of the one screen door, a bushing extending generally parallel to the plane of the screen doors, a locking member and pivot means extending through the locking member, bushing and base for pivotally securing the locking member to one end Of the bushing for movement into and out of the space between the rectangular portions of the cross section of the adjacent jamb member of the other screen door.

13. In combination a roller assembly including a lever, a hook portion on one end of the lever for pivotally mounting the lever, a roller mounted on the other end of the lever for engaging a guide member, projections at the bottom of the lever adjacent the other end thereof for limiting pivotal movement of the roller assembly in one direction and flange means at the top of the lever adjacent the other end thereof for limiting pivotal movement of the roller assembly in the other direction, spring means engaging the roller assembly between the ends thereof urging the roller assembly in the one direction, and an adjustable wedge movable toward and away from the roller assembly for adjusting the pivotal position of the roller assembly including a notched inclined surface adjacent the other end of the roller assembly, projections for guiding the wedge toward and away from the roller assembly, and flange means at the top of the wedge for facilitating movement of the wedge toward and away from the roller assembly.

14. Sliding screen door structure which is completely reversible end for end, inside for outside and left to right comprising head, jamb and sill frame extrusions secured together at their ends into a rectangular frame each of which have an identical cross section which is substantially symmetrical about a center line parallel to the plane of the frame, a screen member, and means for securing the periphery of the screen member to the frame on the center line of the extrusion cross sections parallel to the plane of the frame including a further portion on the cross section on the frame members which is a generally L-shaped portion extending from the inner rectangular portion of the cross section of the frame members at an angle to the plane of the screen door forming a screen retaining recess having the shape of a rectangular parallelogram with diagonally opposed pairs of oblique and obtuse corner angles one side of which is open for receiving the edge of the screen member, and a spline positioned within the recess over the edge of the screen for holding the edge of the screen in the screen retaining recess.

15. Structure as set forth in claim 14 wherein the spline is resilient and has a generally H-shaped cross section with exterior dimensions conforming to the screen retaining recess.