Did You Know...
...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!
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| Number | Title | Issue Date |
| 7192224 | Drilling tool A double or multiple-edged drilling tool has a base body rotatable about a drilling axis, and at least two plate seats arranged on the front face for accommodating identical interchangeable cutting plates. The cutting plates each have a machining face, and a clearan... | 03/20/2007 |
| 7188690 | Drilling device and method for producing undercut holes A drilling device for producing undercut holes. The drilling device includes a drilling tool having an axis of rotation and a cutting portion arranged such that the cutting portion drills a hole with a longitudinal axis that is radially offset with respect to said a... | 03/13/2007 |
| 5076743 | Device for drilling undercuts A device for drilling an undercut in a borehole formed into a substrate includes a housing (1) containing a guide sleeve (2) with a bushing (4) arranged eccentrically within and rotatable relative to the guide sleeve. A torsion spring (6) is located betwe... | 12/31/1991 |
| 5020613 | Device for cutting undercuts A device, for cutting an undercut in a borehole at a location spaced from the surface of a material into which the borehole is formed, includes a housing (1) with a bore therethrough and a guide sleeve (2) rotatably supported in the housing bore and havin... | 06/04/1991 |
| 4930585 | Device for drilling borehole undercuts A device for drilling an undercut (1b) in a borehole (1a) in a target material 1, includes an axially extending guide sleeve (13) containing an axially extending eccentric bore, an eccentric bushing (14) is supported rotatably in the guide sleeve and a dr... | 06/05/1990 |
| 4772159 | Clamping device for blade assembly of rotary cutting tool A blade clamping device for securing a blade assembly on a rotary cutting tool having a body formed with a cylindrical surface concentric with the axis of the cutting tool. The clamping device selectively locks the blade assembly in position along a radia... | 09/20/1988 |
| 4708543 | Coarse radial adjustment boring quill Coarse radially adjustable tool holder employing eccentric adjustment ring combined with linear guide means confining tool point to linear adjustment path within fine adjustment eccentric bushing such as provided by "Briney Precision Adjustment Tool".... | 11/24/1987 |
| 4679972 | Device in rotary tools The invention relates to rotary cutting tools (10) provided with cutting means and mounted in a tool holder (11). A sleeve (17) provided with an eccentric bore is rotatably positioned between the tool holder (11) and the cutting tool (10) for radial adjus... | 07/14/1987 |
| 4661027 | Tool carriers and unbalance compensating means A revolving drill head or the like with finely adjustable tool carriers at right angles to its longitudinal axis having high rigidity material-elastic intermediate members operable by a hydraulic pressure medium supplied coaxially to the shaft of the dril... | 04/28/1987 |
| 4648763 | Counterbalanced adjustable router bit A router bit having an adjustable blade for cutting various widths of grooves includes a mechanism for maintaining static balance about the axis of rotation for all positions of the cutting blade within the range of adjustment. The router bit includes a m... | 03/10/1987 |
| 4625602 | Cutting tool holder A precisely adjustable cutting tool holder for a machine tool employs an eccentric shaft to directly engage and thereby to pivot a tool holding part with respect to a stationary part that is secured to the machine tool. Threaded members that engage anothe... | 12/02/1986 |
| 4626148 | Mount machining assembly A milling assembly 10 for machining an I-beam 12 including tube flange portions 14, 16 and a web portion 18 therebetween including a pair of oppositely disposed and spaced milling heads 134 for milling the two flanged portions 14, 16 of the I-beam 12 and ... | 12/02/1986 |
| 4606680 | Reamer core drill with cutting bits A device for boring holes has a geometrical longitudinal axis, a clamping zone, a shank having a front end zone, two turnover plates fastened on the front end zone of the shank in opposite positions, and a chip space in front of each turnover plate. In th... | 08/19/1986 |
| 4605346 | Tool wear compensator The invention pertains to a fine adjustment for the tool of a machine tool. The tool carrier is displaceable by forces generated by the rotation of a shaft through an eccentric wherein the shaft is indexed by a reversible electric stepping motor. Tool adj... | 08/12/1986 |
| 4602539 | Spindle mechanism providing for a continuous change in cutting radius, and method of operation A dual spindle assembly is provided which has a hollow outer member having an inner member rotatably and eccentrically mounted therein. The inner spindle member has a mounting hole defined eccentrically in one end for engaging a cutting tool. In order to ... | 07/29/1986 |
| 4174919 | Holder for a tangential chasing tool A holder for a tangential chasing tool is supported in a tiltable manner in a thread cutter head which opens automatically. The holder has a chaser seat as well as a clamping plate including a guide claw. The clamping plate secures the dovetail portion of... | 11/20/1979 |
| 4097179 | Cutting tool holder A cutting tool holder for supporting a cutting bar is provided in which the radial distance between the axis of the cutting tool holder and the cutting edge of the cutting bar is adjustable. The cutting tool holder comprises a hub member having a tubular ... | 06/27/1978 |
| 4097178 | Diehead chaser carrier A holder for use with a screw cutting diehead of a machine tool, the holder having a recess for the reception of a thread chaser element, which recess has a surface arranged to locate the chaser element therein at a predetermined helix angle, and the hold... | 06/27/1978 |
| 4043229 | Self-retracting tool There is disclosed a self-retracting tool holder assembly for mounting a tool on a machine in a predetermined location with respect to a workpiece, the assembly incorporating a tool holder mounted for pivotal movement about an axis so arranged that when t... | 08/23/1977 |
| 4014439 | Eccentric positioning device for tools and workpieces A device for eccentrically moving and positioning a tool, workpiece, or measuring instrument in connection with machining or measuring operations where a large outer drum is rotatably arranged inside a headstock and carries in an eccentrically offset para... | 03/29/1977 |
