Abstract: An apparatus for controlling a strip tension during flexible rolling of metal strip comprises a roll arrangement with at least one dancer roll, the position of said dancer roll being adjustable for controlling the strip tension of the metal strip, at least one hydraulic drive coupled to the dancer roll for adjusting the dancer roll, a hydraulic tank for hydraulic fluid, which is fluidly connected to the hydraulic drive via a hydraulic supply line, a controllable valve arrangement between the hydraulic tank and the hydraulic drive for controlling the hydraulic drive, a hydraulic pump with which the hydraulic drive is supplied with hydraulic fluid from the hydraulic tank, and at least one hydraulic pressure accumulator for temporarily storing hydraulic fluid previously delivered by the hydraulic pump, the hydraulic pressure accumulator being arranged between the hydraulic pump and the valve arrangement, wherein a pressure sensor is arranged in the hydraulic drive for determining the hydraulic pressure.

Abstract: A method for dynamic roll gap control for flexible rolling of metallic strip material can include: defining a nominal thickness profile with defined nominal corner points and with profile sections lying in between, wherein two profile sections adjoining a nominal corner point each have different average gradients; flexible rolling of the strip material according to the nominal thickness profile; measuring an actual thickness profile of the flexibly rolled strip material; determining actual corner points corresponding to the nominal corner points and actual intermediate points corresponding to the nominal intermediate points; determining corner point comparison values from the nominal corner points and the corresponding actual corner points, as well as intermediate point comparison values from the nominal intermediate points with the corresponding actual intermediate points; controlling a roll gap depending on the corner point comparison values and the intermediate point comparison values.

Abstract: A roll stand with at least one working roll for rolling strip material and with a hydraulic arrangement for controlling a roll gap of the roll stand, comprises at least one hydraulic adjustment unit for adjusting the roll gap, the hydraulic adjustment unit comprising a cylinder and an adjusting piston dividing the cylinder into a first chamber and a second chamber; a first double-acting valve arrangement and a second double-acting valve arrangement which are each connected to the first chamber and the second chamber for variable control of the adjusting unit, wherein the second double-acting valve arrangement is connected in parallel with the first valve arrangement and has a larger nominal volume flow than the latter; and wherein the adjusting unit can be pressurized with an working pressure of more than 200 bar.

Abstract: A connection system for connecting a safety razor handle (50) to a replaceable blade cartridge (10), comprising: a cartridge connecting structure (120) attached to the replaceable blade cartridge (10); and a handle connecting structure (102) attached to the safety razor handle (50) and configured to be brought into engagement with the cartridge connecting structure (120) along a connection axis, wherein the handle connecting structure (102) comprises a lever (112) mounted to a body (103), the lever (112) having a user end (113) to be actuated by a user, a working end (114), and a rotation axis (115) about which the lever (112) is rotatable with respect to the body (103), the rotation axis (115) being situated between the user end (113) and the working end (114), and the working end (114) of the lever (112) is configured to exert a pushing force on the cartridge connecting structure (120) when the lever (112) is rotated by actuation of the user end (113), to eject the cartridge connecting structure (120) from

Abstract: An apparatus for controlling a strip tension during flexible rolling of metal strip comprises a roll arrangement with at least one dancer roll, the position of said dancer roll being adjustable for controlling the strip tension of the metal strip, at least one hydraulic drive coupled to the dancer roll for adjusting the dancer roll, a hydraulic tank for hydraulic fluid, which is fluidly connected to the hydraulic drive via a hydraulic supply line, a controllable valve arrangement between the hydraulic tank and the hydraulic drive for controlling the hydraulic drive, a hydraulic pump with which the hydraulic drive is supplied with hydraulic fluid from the hydraulic tank, and at least one hydraulic pressure accumulator for temporarily storing hydraulic fluid previously delivered by the hydraulic pump, the hydraulic pressure accumulator being arranged between the hydraulic pump and the valve arrangement, wherein a pressure sensor is arranged in the hydraulic drive for determining the hydraulic pressure.

Abstract: A roll stand with at least one working roll for rolling strip material and with a hydraulic arrangement for controlling a roll gap of the roll stand, comprises at least one hydraulic adjustment unit for adjusting the roll gap, the hydraulic adjustment unit comprising a cylinder and an adjusting piston dividing the cylinder into a first chamber and a second chamber; a first double-acting valve arrangement and a second double-acting valve arrangement which are each connected to the first chamber and the second chamber for variable control of the adjusting unit, wherein the second double-acting valve arrangement is connected in parallel with the first valve arrangement and has a larger nominal volume flow than the latter; and wherein the adjusting unit can be pressurized with an working pressure of more than 200 bar.

Abstract: A method for dynamic roll gap control for flexible rolling of metallic strip material can include: defining a nominal thickness profile with defined nominal corner points and with profile sections lying in between, wherein two profile sections adjoining a nominal corner point each have different average gradients; flexible rolling of the strip material according to the nominal thickness profile; measuring an actual thickness profile of the flexibly rolled strip material; determining actual corner points corresponding to the nominal corner points and actual intermediate points corresponding to the nominal intermediate points; determining corner point comparison values from the nominal corner points and the corresponding actual corner points, as well as intermediate point comparison values from the nominal intermediate points with the corresponding actual intermediate points; controlling a roll gap depending on the corner point comparison values and the intermediate point comparison values.

Abstract: The invention relates to a bed comprising a reclining surface dimensionally configured to bear, horizontally, the full length (from the heel to the back of the head) of people lying outstretched at least longitudinally, characterized by a wall rising along at least one section of the edge, of the reclining surface and thus enclosing at least one area of said reclining surface, and a top that can move between at least one first position and one second position each of which provide cover for differently sized areas of the reclining surface.

Abstract: A blade unit and a lubrapad for attachment to a handle of a safety razor, the blade unit comprising: a blade housing and a plurality of blades disposed within the blade housing to expose respective cutting edges suitable for shaving; the blade housing including a guard in front of the cutting edges and a cap to the rear of the cutting edges; and the lubrapad comprising: a lubrapad body comprising solid lubricating material and provided separately from the blade unit, extending along the guard and in front of the guard, the body having a greatest width and/or depth in the blade direction at the guard, the body width and/or depth reducing in a smooth convex curve away from the guard to a curved front portion of the body; wherein the blade unit and lubrapad are arranged to move independently with respect to each other.

Abstract: A safety razor handle comprising: a handle body (50) and a cartridge attachment means (59); wherein the handle body is bulbous in two orthogonal directions, widening away from an end surface (52) towards the centre of the body.

Abstract: A safety razor handle comprising: an underneath surface portion facing the skin of the user in use and comprising an attachment means for attachment to a blade unit; a front surface portion facing in the opposite direction from the shaving direction in use; a rear surface portion facing in the shaving direction in use; a top surface portion and side surface portions, one directed to either side of the blade length in use; wherein the top surface portion, underneath surface portion and side surface portions together form a continuous smooth surface (which is a substantially cylindrical or substantially ellipsoid or substantially partially spherical surface; and wherein: the distance between the front surface portion and rear surface portion is between one third and three times, preferably between a half and twice, the largest dimension of the largest cross section through the continuous smooth surface.

Abstract: A safety razor (100) comprising; a handle body (50) with a substantially flat end surface (52) and a side surface (58); and a cartridge (10) attached to the side surface, wherein: when the flat end surface (52) is in contact with a horizontal plane, the safety razor is in a stable position of rest, the flat end surface forming the safety razor's only region of contact with the plane and elevating the cartridge (10) above the plane.

Abstract: The invention relates to a cup made of foldable flat material with at least one desired fold line (22) along which a convex cup wall (24) can be pushed in to give a concave, dimensionally-stable form.

Abstract: The invention relates to a cup made of foldable flat material with at least one desired fold line (22) along which a convex cup wall (24) can be pushed in to give a concave, dimensionally-stable form.

Abstract: According to the invention, a drinking-cup lid with at least one drinking aperture (34) and a lid edge (24) for sealing insertion into the drinking opening of a cup is characterized in that a plurality of drinking apertures are distributed uniformly over a circumference of the lid.

Abstract: The present invention relates to a crate (2) of a system of crates, in particular for transporting fresh fish, which has an opening (16) on the top side, and wherein the edge area as well as the base area of the opening on the top side are designed in such a manner that the base area on the edge of the opening on the top side is laterally and positively placed on an identical crate; thus the crates can be stacked on top of each other such that the upper crate can be inserted into the lower crate, rotated about a vertical axis by 180°, and thus the empty boxes can be stacked into one another (180° stack-nest crate), and said crate is thereby characterized in that the edge area (10) of the opening on the top side is designed, at least in terms of area, in a channel shape and has at least one first through hole (30) which is located on the outer side at the bottom of the crate wall adjacent to the edge area, and in that the base of the crate features a second through hole (30) so that liquid can drain out of the

Abstract: The present invention relates to a crate (2) of a system of crates, in particular for transporting fresh fish, which has an opening (16) on the top side, and wherein the edge area as well as the base area of the opening on the top side are designed in such a manner that the base area on the edge of the opening on the top side is laterally and positively placed on an identical crate; thus the crates can be stacked on top of each other such that the upper crate can be inserted into the lower crate, rotated about a vertical axis by 180°, and thus the empty boxes can be stacked into one another (180° stack-nest crate), and said crate is thereby characterized in that the edge area (10) of the opening on the top side is designed, at least in terms of area, in a channel shape and has at least one first through hole (30) which is located on the outer side at the bottom of the crate wall adjacent to the edge area, and in that the base of the crate features a second through hole (30) so that liquid can drain out of the