Window frame
AssigneeThermoform A/S
InventorHelge Hansen
Life of this patent
Estimating the term…
Abstract
A Window frame including two frame members (1, 2) adapted to mutual locking engagement, between which members a window pane (50) can be secured. One frame member (1) includes a tubular portion (5), into which a screw (3) may, be driven through the second frame member (2). The second frame member (2) further includes an engagement means in the form of a cavity (4), in which the tubular portion (5) may be inserted through an opening in the cavity. The tubular portion (5) is slit in such a manner that it expands for engagement with the engagement means.
Claims14
A window frame having a first frame member and a second frame member for securing there between a window pane and having locking means for mutual locking engagement of the first and the second frame members, wherein said locking means comprises
- at least one expandable tubular portion formed on said first frame member and comprising at least one slit,
- at least one cavity in said second frame member, said cavity having an opening for insertion of said at least one tubular portion, and
- an at least one expansion member for insertion through said second frame member into said at least one tubular portion thereby expanding said at least one tubular portion into locking engagement with said at least one cavity.
Dependencies are inferred from the claim text.