Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 3990734 | Automatic automotive door lock A locking mechanism, and opening mechanism, particularly of the type used on doors of automotive vehicles, which comprises an actuating rod attached to an opening lever as well as to a key cylinder and activated by use of a key employed to turn said cylin... | 11/09/1976 |
| 3986229 | External pull handles at motor vehicle doors An external pull handle at motor vehicle doors with a soil-protecting arrangement which is constituted by a cover cap that is open toward the rear and covers the forward area of the pull handle; the cover cap is provided with an enlargement caused by an o... | 10/19/1976 |
| 3967844 | Outside door handle assembly for vehicles An outside door handle assembly for actuating a door latch mechanism of vehicle doors, comprising a base member secured to the vehicle door, lever means pivotally mounted upon the base member and operably connected to the door latch mechanism, a manually ... | 07/06/1976 |
| 3961817 | Door latch for a pressure vessel A pressure vessel such as a steam cooker has a novel variably sloped cam arrangement for sealing a warped access door against the inside of an access opening. Such access openings are typically of circular configuration, and the access doors are warped ab... | 06/08/1976 |
| 3958820 | Door lock with automatic unlocking means A lock mechanism including a bolt spring biased toward an unlocked position. Bolt release means including a lever movably mounted on a lock base retaining the spring biased bolt in a locked position. Contact means carried by said lever responsive to hand ... | 05/25/1976 |
| 3955387 | Cylindrical lock set A heavy duty cylindrical lock set adaptable for various "functions" and having improved features, especially to permit a key-removable lock core to be reversible in its knob mounting to suit right- and left-hand doors. A knob sleeve of large diameter is s... | 05/11/1976 |
| 3955837 | Latch A latch including a handle operative only in response to a grasp-like pull. In a preferred embodiment, the handle comprises a rod bent into a general C-shape to provide a pair of ends. The handle is pivotally mounted. Operation of the handle pivots a firs... | 05/11/1976 |
| 3954292 | Door latch with turnable lock button When turned to a locked position, a turn button causes the outside operating lever of the latch to be held against rotation so as to lock the door against entry from the outside. Turning of the inside operating lever in either direction to open the door c... | 05/04/1976 |
| 3953094 | Cabinet configuration for loading disc drive apparatus Apparatus for receiving and driving magnetic disc cartridges as peripheral computer memory units. Particular mechanisms are included which render the apparatus more effective and more compact than previously known corresponding devices of a comparable nat... | 04/27/1976 |
| 3941411 | Door lock assembly A door latch assembly operable from at least two remote positions including a pair of opposed latch arms pivotally supported by a latch bracket for engaging a latch bar, a movable link connected to the latch arms for pivoting the latch arms alternately to... | 03/02/1976 |
| 3937504 | Push and pull door latch The main housing is an exact size for insertion in the conventional door, is adjustable for door thickness and allows conventional hole cutting and preparation. This housing is cylindrical, and has two sides with working parts built in one side, each side... | 02/10/1976 |
