Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7481090 | Rolling method and rolling apparatus for flat-rolled metal materials This invention provides a rolling method and a rolling apparatus, for flat-rolled metal materials capable of stably producing flat-rolled metal materials not having, or having extremely little, camber. A rolling method for a-flat-rolled metal material uses rolling e... | 01/27/2009 |
| 6571592 | Rolling mill with roll deflection bi-dimensionally controlled The present invention is generally directed to a rolling mill in which the supporting means are arranged in the middle region of the roll body of the working roll with their length(s) not longer than that of the roll body of the working roll. The supporti... | 06/03/2003 |
| 6314782 | Roll stand with multiple rolls A roll stand with multiple rolls for rolling strip-shaped rolling stock has a roll frame and upper and lower working rolls mounted on the roll frame in a common vertical roll axis plane, wherein the rolling stock is guided between the upper and lower work... | 11/13/2001 |
| 5007273 | Four-high roll or six-high roll stand having laterally supported working rolls In a multi-roll stand having laterally supported working rolls 4, each working roll 4 is supported at at least one side against a radially unmounted lateral intermediate roll 5, which, for its part, is supported against a first, radially mounted supportin... | 04/16/1991 |
| 4800742 | 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... | 01/31/1989 |
| 4581914 | Rolling mill A rolling mill having an upper set of rolls which has a work roll and a backup roll, and a lower set of rolls which has a work roll and a backup roll. Two parallel intermediate rolls are arranged between the work roll and the backup roll of either upper s... | 04/15/1986 |
| 4457155 | Overhung bar rolling mill stand and two-axis gauge control system The mill stand houses a pair of upper backup rolls and a pair of lower backup rolls between which pairs the upper and lower roll drive shafts are journalled. The overhung work rolls are affixed to the ends of the drive shafts. Apparatus is provided for au... | 07/03/1984 |
| 4452116 | Assembly for rotary die cutting utilizing a shaftless roll Die-cutting roll assemblies are provided which utilize a shaftless die roll. In certain embodiments, stability in the press is provided by an assist adaptor which has flanged bearings that cooperatively support the die roll laterally and transversely. In ... | 06/05/1984 |
| 4237714 | Stand of cold tube-rolling mill A stand of a cold tube-rolling mill is formed by a housing and work rolls. Mounted in pairs on the housing are uprights arranged opposite to the axis of rolling. The work rolls are mounted one above the other in the bearing supports between pairs of lower... | 12/09/1980 |