Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 7891224 | Multiple piece roll The invention relates to the design of multiple piece rolls, in particular backup rolls, for the use in metal rolling. The roll comprises a main part with a center bore for the removal of center defects or flaws arising from the manufacturing process, e.g., from cas... | 02/22/2011 |
| 7367209 | Optimised shift strategy as a function of strip width The invention relates to a method for the optimization of shift strategies, as a function of the strip width, for best possible usage of the advantages of CVC/CVCPlus technology in operation of strip-edge oriented shifts in 4-/6-roller stands, comprising ... | 05/06/2008 |
| 7350388 | Method for determining shape of shift roll for rolling mill A method for determining a shape of a shift roll for a rolling mill, includes the steps of determining a necessary control amount distribution αi for a plate crown with respect to plate widths, based on a distribution of the number of plates rolled by a ... | 04/01/2008 |
| 7316146 | Rolling stand for producing rolled strip In the case of a rolling stand for producing rolled strip, which is provided with rolls which are axially displaceable with respect to one another, have a curved contour running over the entire effective barrel length and complement one another exclusively in a spec... | 01/08/2008 |
| 7257978 | Compact cantilever rolling mill and a method of producing a metallic product The invention relates to an apparatus for rolling a metallic product comprising a mill frame (18), a first cantilever roll shaft (19), a second cantilever roll shaft (20), both said roll shafts (19, 20) being mounted on the mill frame ( | 08/21/2007 |
| 7181949 | Strip-edge-based displacement of intermediate rolls in six-high rolling stand A method for the strip-edge-oriented shifting of the intermediate rolls (11, 11′) in a six-roll rolling mill comprising respectively a pair of workrolls (10, 10′), intermediate rolls (11, 11′) and backup rolls (12, 12′), whereby a... | 02/27/2007 |
| 7178578 | Continuous casting roll A continuous casting roll for the continuous casting of metal strip. The continuous casting roll has an essentially cylindrical core and a jacket, for example, made of a copper alloy, that is shrunk onto it. A relaxation zone is provided between the core and jacket.... | 02/20/2007 |
| 7134307 | Plate rolling mill A plate rolling mill includes a pair of work rolls that hold and press down a plate material therebetween, a plurality of backup rolls that prevent the work rolls from being deformed, and intermediate rolls each of which is disposed between the work roll and the bac... | 11/14/2006 |
| 7131307 | Compact rolling mill and a method of producing a thin strip The invention relates to an apparatus for rolling a strip (21) comprising a first work roll (24), which is mounted from both ends with bearings (35) to the mill frame, a second work roll (25), which work rolls (24, 25) are forming ... | 11/07/2006 |
| 7093473 | Apparatus for manufacturing band plate An apparatus for manufacturing a band plate has a rolling mill that includes a pair of upper and lower work rolls that roll a slab material having edge drop portions at both ends thereof, and a pair of backup rolls that contact non-rolling side surfaces of the pair ... | 08/22/2006 |
| 6216519 | Roll for a roll stand A roll for a roll stand including a roll shaft with at least one roll ring mounted on the roll shaft, wherein the roll shaft is axially displaceable. The roll stand for rolling a metal strip may be, for example, a two-high stand, a four-high stand or six-... | 04/17/2001 |
| 5347837 | Method of rolling using bendable sleeved roll A method of rolling an elongated workpiece in the form of a sheet or strip and of reducing edge drop during rolling comprising passing the workpiece through at least one pair of opposed work rolls which comprise an arbor and a hollow sleeve shrink-fitted ... | 09/20/1994 |
| 5093974 | Bendable sleeved roll A sleeved roll generally has a bendable arbor. The sleeve is shrunk-fit on the arbor such that the dimensional difference between the arbor diameter and the sleeve inner diameter varies along the arbor axis. Thus the radial stresses induced by the shrunk-... | 03/10/1992 |
| 4955221 | Rolling mill for making a rolled product, especially rolled strip During operation of a rolling mill the roll gap and roll shape change, because of the influence of heat, bending of the working rolls or the roll mounting, wear and the like, and must be compensated and/or balanced to make a planar product, particularly a... | 09/11/1990 |
| 4912956 | Process and apparatus for rolling a metal sheet or strip A process and apparatus for rolling a metal product (5) in a "four-high" type rolling mill comprising two work rolls (1) and (2) interposed between two backup rolls (3) (4) at least one of which is of the variable camber type having a cylindrical casing (... | 04/03/1990 |
| 4882922 | Rolling mill roll with rotating shell A roll with rotating shell comprising a fixed support beam (2), a tubular shell (1) rotatably mounted on the support beam (2) about an axis, a plurality of shoes for holding the shell distributed side by side along the length of the beam in an axial beari... | 11/28/1989 |
| 4813258 | Assembled flexible edge roll A pair of self-compensating backup rolls for use in a rolling mill. The backup rolls are sleeved and have relief means along oppositely arranged end portions to absorb dynamically generated roll bending forces.... | 03/21/1989 |
| 4722212 | Self-compensating roll A self-compensating roll for rolling various width strip-like material wherein the roll is subject to non-uniform rolling load distribution between its opposite ends during rolling. The roll comprises a cylindrical roll body and outer material contacting ... | 02/02/1988 |
| 4656859 | Rolling mill stand employing variable crown rolls and associated method A rolling mill stand has a pair of work rolls and a pair of associated backup rolls. The backup rolls are generally cylindrical with portions of varying diameter. The work rolls are generally cylindrical with portions of varying diameter and of different ... | 04/14/1987 |
| 4596130 | Rolling mill A rolling mill stand in which at least one of the back-up rolls is given a convex crown around the roll body in an amount from 0.5 mm to 10 mm in diameter and at least one of the work rolls contacting the back-up rolls is given a concave crown around the ... | 06/24/1986 |
| 4519233 | Roll stand with noncylindrical rolls A rolling stand comprises a housing defining a pair of parallel and spaced inner axes and a pair of parallel and spaced outer axes flanking the inner axes and defining therewith a plane. Respective inner rolls are journaled in the housing at the inner axe... | 05/28/1985 |
| 4502312 | Apparatus for controlling the pressing force between a controlled deflection roll and a counter element An arrangement for controlling the pressing or line force of a controlled deflection roll comprises a common adjustment or setting element for separate controllable supporting force sources or force-applying sources. Between the adjustment element and the... | 03/05/1985 |
| 4483168 | Forming apparatus This invention relates to apparatus for forming shaped pieces. One embodiment useful in forming metal parts, such as fins for use in the compressor section of gas turbines, comprises apparatus for use with a flat-surfaced die having a forming die depressi... | 11/20/1984 |
| 4470283 | Roll stand containing work rolls A roll stand arrangement contains work rolls and back-up or support rolls, the work rolls being laterally supported by hydrostatic support ledges. Within each upright or support stand of the roll stand arrangement there is provided a guide frame which is ... | 09/11/1984 |
| 4464921 | Arrangement for controlling a controlled deflection roll In roll arrangements composed of a controlled deflection roll and a counter element the controlled deflection roll is supported by discrete force-applying sources. On the one hand, these force-applying sources are set or adjusted in accordance with a pred... | 08/14/1984 |
| 4440012 | Rolling stand with noncylindrical rolls A rolling stand has a conventional housing defining a pair of parallel and spaced axes defining a plane. Respective rolls have roll ends journaled in the housing at the axes and roll bodies axially symmetrical about the respective axes and having centered... | 04/03/1984 |
| 4407151 | Rolling mill A rolling mill having at least a pair of work rolls (12, 13) each supported by a back-up roll (14, 15) has at least one roll (16) of hollow construction to give the mill compliance. The hollow roll (16) may contain an arbor (20) to give local stiffness to... | 10/04/1983 |
| 4299109 | Rolling mill with loosely sleeved roll A rolling mill includes at least one roll carrying a sleeve loosely on the barrel, and a sleeve-supporting-and-guiding unit the restricting point of which, i.e. the point at which force for axially shifting or restricting the shifting of the sleeve is app... | 11/10/1981 |
