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...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7591604 | Knuckle joint and release/locking mechanism therefor A knuckle joint locking and release mechanism for a power tool having a locking mode where relative articulation between two body portions of the power tool is prevented and a release mode where relative articulation between the two body portions of the power tool i... | 09/22/2009 |
| 7331552 | Hollow pivot Apparatuses, a system, and a method for rotatable coupling of components are disclosed herein. The apparatus may include a base having a mounting feature to couple the appparatus to a product housing and a through-hole to provide access to an interior cavity of the ... | 02/19/2008 |
| 7260866 | Device for clearing rain gutters A gutter-clearing tool having a scoop-plate and a top-plate where the front end of the top-plate is pivotally attached to the top end of the scoop-plate, and the top plate is attached to a rod. A pivot joint allows the scoop-plate to close upwardly toward the top pl... | 08/28/2007 |
| 7083355 | Stirrup support indexer for a medical examination table An indexer for positioning a limb extension bar used with an examination table. The indexer permits a selective fixed position in the forward and backward directions and a selective fixed position with respect to rotational movement. The indexer consists of a housin... | 08/01/2006 |
| 7047655 | Snap locking angle adjustable device, in particular a carpenter's square The invention is a snap locking angle adjustable device, particularly applicable to carpenter's squares. Carpenter's squares, being used in rough environment, must be simple to adjust while providing robust snap locking at high angle precision. Prior art attains thi... | 05/23/2006 |
| 6948197 | Changing table for playard A changing table for a playard includes a front and rear rails, and a pair of side rails connected to each other to form a platform substantially rectangular or elliptical in shape. A first pivot joint with a button mounted at the exterior is provided at one end of ... | 09/27/2005 |
| 6910708 | One hand pull collapsible stroller A collapsible stroller including a lockable hinge and a seat assembly pivotally mounted on the stroller frame. With the use of a seat strap attached to the seat assembly, the stroller can be collapsed using one hand. Pulling on the seat strap pivots the seat assembl... | 06/28/2005 |
| 6886852 | Foldable golf cart A foldable golf cart includes two main rods, and a handle connected to the main rods by means of a joining member, which includes left and right parts respectively coupled to the main rods, an intermediate part positioned between the left and the right parts and cou... | 05/03/2005 |
| 6767154 | Turnbuckle device A turnbuckle device (10) for clamping concrete shell elements (35, 36) comprises stationary claws (14, 15) and pivotable claws (24, 25) which can be clamped with the stationary claws (14, 15) via a wedge (28) on two neighbor... | 07/27/2004 |
| 6752413 | Baby carriage holding mechanism for a folding baby carriage A casing (32) included in a baby carriage folding mechanism is mounted on a substantially middle part of the handle of a folding baby carriage. Hinged joints (33) each having a stationary member (34) and a movable member (35) are connecte... | 06/22/2004 |
| 6682252 | Torsional energy joint for seating unit A joint is provided that automatically pre-tensions itself during assembly. The joint includes first and second structural members, such as a back upright and a pivot link in a chair. A torsion spring bushing and a pair of threaded anchors pivotally conne... | 01/27/2004 |
| 6629801 | Position adjusting device for a stroller handle A device for adjusting the position of a stroller handle includes two housings each having a first half part and a second half part joined one to the other in angularly displaceable manner. Each housing has disposed therein a toothed disk, and is formed w... | 10/07/2003 |
| 6533489 | 180-degree folding support joint A 180-degree folding support joint includes a pair of joint members each including an outer wall and an inner wall and defining an engaging slot therebetween for disposing the inner wall of the other joint member therein, wherein a frame leg is adapted to... | 03/18/2003 |
| 6422587 | Baby carriage folding mechanism for a folding baby carriage A casing (32) included in a baby carriage folding mechanism is mounted on a substantially middle part of the handle of a folding baby carriage. Hinged joints (33) each having a stationary member (34) and a movable member (35) are connected to the opposite... | 07/23/2002 |
| 6398653 | Baton structure A baton structure is provided. The baton structure includes a knocking cylinder and a hollow connecting tube integrally extending from a surface of the knocking cylinder. A handle is pivotably mounted to the hollow connecting tube so that the handle is fo... | 06/04/2002 |
| 6200060 | Dome tent pole connector The connector device of the arched poles of a tent is remarkable in that it includes two components (4-5), (9-10) which are able to be coupled into each other in a configuration and connection in the form of a knee permitting a positioning of said compone... | 03/13/2001 |
| 6192773 | Stem for a bicycle An improved stem for a bicycle comprises a pivot member having a lateral member and a locking member attached to the underside of the lateral member, wherein the pivot member has two free ends each having a pivot portion and the locking member has two fre... | 02/27/2001 |
| 6135487 | Baby stroller with unique curved swinging legs and unique trigger to initiate swinging A foldable baby stroller having a set of legs and a handle which are swingable relative to each other between operating and collapsed configurations. In the operating configuration, the front legs and handle lie generally on the same arc to provide a smoo... | 10/24/2000 |
| 6120054 | Device for the armrest of a baby stroller A fixing device for the armrest of a baby stroller including a fixing seat secured with one end thereof to the armrest and provided therein with a receiving space; an engaging device placed in the receiving space and comprised of an engaging unit and a pu... | 09/19/2000 |
| 5920950 | Wiper blade attachment adapter Two embodiments of a wiper blade attachment adapter are disclosed, each directed to different market areas. Both embodiments incorporate a partially hollow main body defined by side walls with opposed first and second ends, and joined to and spaced apart ... | 07/13/1999 |
| 5678585 | Umbrella An umbrella has a foldable canopy, an elongated boom having an end, a joint at the end connected to the canopy and suspending the canopy from the boom end, an upright mast having an upper end, and a fitting having a lower part fixed in the upper mast end,... | 10/21/1997 |
| 5639174 | Double hinged modular cargo unit A collapsible, stackable cargo unit for carrying one or more vehicles has a wingable ramp by which vehicles roll on or off the unit. The ramp swings to a fixed upright position during vehicle shipment. After the vehicles are unloaded, the ramp swings down ... | 06/17/1997 |
| 5244228 | Collapsible device for a baby carriage A collapsible device for a baby carriage has a locking disc as a male joint fixed with an inverted U-shaped push rod and a female joint fixed with each of the ends of a protective rod combined together and locked or unlocked by a push button fitted in the... | 09/14/1993 |
| 5195551 | Device for preventing folding of a lower joint for a one touch type dome shaped tent A device for preventing folding of a lower joint for a one touch type dome shaped tent is disclosed. If the upper joint is locked or released, the lower joint is also locked or released automatically. A connecting portion of the lower joint is provided wi... | 03/23/1993 |
| 5159947 | Collapsible tent frame A collapsible tent frame has two pole position bases and a plurality of reverse U-shaped frame units to combine with the pole position bases to support a tent roof cloth. Each frame unit consists of two main frame poles having their lower ends screwed wit... | 11/03/1992 |
| 4833743 | Bed safety side rail A safety side rail for a bed is disclosed comprising a side panel supported by a pair of spaced-apart foot members, each adapted to be inserted under a side edge of the bed mattress. The side panel is supported by one end of the foot members, and is movab... | 05/30/1989 |
| 4806042 | Quick-disconnect rigid coupling A quick-disconnect coupling used to connect two members of a linkage in such a manner as to form a rigid coupling capable of transmitting push, pull or rotational forces, and allow quick and easy manual disconnection without longitudinal or rotational mov... | 02/21/1989 |
| 4684278 | Joint for use in collapsible chairs and the like A joint for use in a collapsible chair has a main component with a stub which is connectable with the seat of the chair and is integral with a housing for the flat shorter arms of first and second two-armed levers each of which is pivotally secured to the... | 08/04/1987 |
| 4632418 | Collapsible ski A collapsible ski skate is provided with front and rear portions each having ends pivotally connected by means of first and second pairs of parallel strips with the first pair connected to the ends of the second pair of strips with the second pair of stri... | 12/30/1986 |
| 4514131 | Automatic self-locking roll back carrier for a vehicle The present invention relates to an automatic self-locking roll back carrier of the type that is adapted to be mounted on a vehicle. The roll back carrier includes a sub-frame and a lift frame pivotably mounted thereto. Movably mounted to the lift frame i... | 04/30/1985 |
| 4439053 | Swivel joint, especially for seats with adjustable backrest A swivel joint, especially for seats with an adjustable back rest, comprises two link members connected to each other by a pivot pin and a device for angularly adjusting the two link members with respect to each other and for holding the same in any adjus... | 03/27/1984 |
