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| Number | Title | Issue Date |
| 7396054 | Sash locking device for casement window An adaptor for a window locking mechanism wherein the locking mechanism includes a keeper on a window sash and a cam roller on a window frame, the adaptor comprising a body portion having first and second sides with a recess being formed in the body portion, the rec... | 07/08/2008 |
| 7360802 | Compression latch mechanism A compression latch with a folding handle for selectively holding a door closed, includes. The latch includes a housing with a cup portion for receiving the handle in the folded down position such that the projection of the latch handle above the exterior surface of... | 04/22/2008 |
| 7111660 | Roll-up door assembly A lightweight roll-up door comprises multiple lightweight panels that can be transversely installed/removed with a simple hinge assembly. The panels are hinged about one edge and have outer complementary arcuate portions that fill the gap at the edges of the door as... | 09/26/2006 |
| 7110713 | Safety structure for a cover device A safety structure for a cover device includes a base assembly and a cover assembly. The base assembly has a concave portion. The cover assembly is hinged to the base assembly and may cover the base assembly. The cover assembly has a cover body and a projection, whi... | 09/19/2006 |
| 6003201 | Door parking locator A method and apparatus for counteracting the effects of warpage, distortion and/or tilting of a support track in a sliding closure assembly, such that a door in the sliding closure may be freely moved along the support track, but, when desired, may be sec... | 12/21/1999 |
| 5065487 | Oil pump installation tool An automobile engine oil pump pickup tube installation tool for driving an oil pump pick up tube into an oil pump mounted in an engine block with a force fit, the tool having a slot formed in one end thereof with a hardened metal end plate at the end of t... | 11/19/1991 |
| 4580502 | Device for unloading a container for bulk materials A device for unloading a container used for bulk materials is such that a container floor is made up at least in part of flaps which can be tilted or swung out away from the interior. To this end at least two flaps are connected via a ridging beam or axle... | 04/08/1986 |
| 4491353 | Reciprocatory devices A reciprocatory device in the form of a roller door catch has a reciprocatory plunger slidable in a fixed tubular housing and retained therein by an adjustment member. The plunger is urged to a normal resting position by a compression return spring. At it... | 01/01/1985 |
| 4155576 | Door keeper A door keeper for double swing doors that retains the doors against partially opening due to wind forces. The keeper includes a permanent magnet that is mountable to a door frame. The magnet includes a flat surface that may be positioned flush with the ad... | 05/22/1979 |
