Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 7287452 | Screw fastener assembly A screw fastener assembly includes a resilient sleeve sleeved on a head portion of the screw fastener in a close-fitting manner such that a free end of a shank portion of the screw fastener extends outwardly of a first end of the sleeve. The sleeve permits extension... | 10/30/2007 |
| 7040937 | Device for rotating with a multisided socket A device for rotating with a rotatable first member includes a second member having a portion engageable with the first member. The portion has a first part and a second part which is resiliently biased away from the first part. The second member tightly engages the... | 05/09/2006 |
| 6997086 | Locking screwdriver A locking screwdriver which engages and locks to the head of a screw preventing unseating of the screwdriver from the screw during screw removal and firmly holding and guiding self-tapping screws during their placement. ... | 02/14/2006 |
| 6698314 | Air brake slack adjusting tool An air brake slack adjusting tool for pushing in the locking collar on a slack adjuster bolt. The air brake slack adjusting tool includes a first elongate member having a handle portion and a slack adjuster portion; and also includes a second elongate mem... | 03/02/2004 |
| 6148699 | Screwdriver and screw A screwdriver has a shaft with a bit on one end for engaging a bit receptacle formed on a head of a screw and a screw engaging device coupled to and in surrounding relation to the shaft. The screw engaging device defines a cylindrical void configured to r... | 11/21/2000 |
| 6116125 | Gripping accessory A gripping accessory comprises a body having first and second ends. The first end of the body is connectable to the shaft of a screwdriver at its tip, while the second end of the body is sized to received the head of a screw and has a gripping formation t... | 09/12/2000 |
| 5996452 | Chuck device for power tool A chuck device for a power tool includes a follower rotatably and slidably received in a tube and coupled to and driven by a power tool and having a hole for receiving a driving stem. One or more balls are slidably received in the follower and may be forc... | 12/07/1999 |
| 5950508 | Sink clip tool A sink clip tool includes a working end for manipulating threaded fasteners having either slotted or hexagonal ends, as conventionally used in the installation of sinks and basins in countertops. The tool comprises a solid, elongate shank with a handle en... | 09/14/1999 |
| 5906147 | Wrench-to-bolt coupling assembly A coupling assembly couples a drive portion of a torque wrench to a bolt ing a head formed with spanner wrench holes in a top thereof and an annular groove therearound. A base engages the annular groove until it is in coaxial alignment with the bolt. Ali... | 05/25/1999 |
| 5605080 | Screw driver The present invention involves screwdriver having a grip, a driver blade insertable into and rotationally affixed to said grip and a chuck. The chuck encloses and is longitudinally displaceable relative to the driver blade. The chuck has collets extending... | 02/25/1997 |
| 5088359 | Fastener nose piece feeder A nose piece feeder for a power driver in which articles are guided from a feed passage into a discharge passage by a pair of jaws which are movable from a guide position to a driver access position. When the driver is activated to expel an article from t... | 02/18/1992 |
| 5056387 | Screw-holding screwdriver The screw-holding screwdriver has a sleeve threadedly attached to its shank. A chuck on the end of the sleeve has a slot in the side to receive a screw head and shank. By screwing the sleeve up on the shank, the screwdriver bit engages the screw head and ... | 10/15/1991 |
| 4974478 | Device for tightening the screw on scissors A screw driving and gripping tool for holding and tightening the screws on pivoted tools such as scissors shears and the like having a variety of thicknesses. The screw driver and gripping device includes a pair of elongated gripping members which are piv... | 12/04/1990 |
| 4680996 | Screwdriver A screwdriver having its blade end rotated slightly about its longitudinal axis and also provided with arcuate cutouts at the rotation, so that the combination of these two structural features provides an aligning edge that remains in the observation of t... | 07/21/1987 |
| 4526067 | Automatic mounting appliance for assembling means An automatic mounting appliance for assembling clamp pins, screws, nuts and the like is adapted to be installed on a machine driven into rotation by a motor. The appliance comprises coaxial elements i.e. a holding member for receiving a portion of the pin... | 07/02/1985 |
| 4526071 | Screwdriver and joining device A tool in the nature of a screwdriver engageable with the end of a screw or other type of fastener, the implement and fastener being so arranged that, when engaged for use the hazard of inadvertent disengagement is reliably precluded.... | 07/02/1985 |
| 4462283 | Screw driver apparatus For screwing a threaded fastener into an internally threaded member, there is disclosed a screw driver apparatus which comprises a casing formed with a through bore to receive the threaded fastener, a tubular member formed with a supplying passageway havi... | 07/31/1984 |
| 4191227 | Attachment for a power tool An attachment for a power tool which permits a fastener being driven-in by the power tool to be held in a stable condition. The attachment includes a channel with an aperture in the web. The nose of the power tool fits in this aperture and can be secured ... | 03/04/1980 |
| 4176699 | Chuck for gripping head of screw A chuck for a hand or automatic tool has a shank adapted for torque-transmitting engagement with the head of a screw or like component which is to be inserted in a workpiece and a plurality of locking elements, such as balls, radially displaceable from an... | 12/04/1979 |
| 4112988 | Fastener holding attachment for a tool A holder formed of a strip of resilient material has a center portion provided with a longitudinal slot, and opposite end portions. The end portions are connected to the shank of a tool and the center portion passes around the end of the tool allowing the... | 09/12/1978 |
| 3967664 | Power driven screw driver with a screw holding nosepiece A power driven screw driving tool having a screw holding nosepiece detachably mounted to its end, the nosepiece having slidable sleeve members cooperable with ball elements to obtain an initial locked condition of a screw entered into the nosepiece for po... | 07/06/1976 |
