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Vat Holding Ag patents


Recent patent applications related to Vat Holding Ag. Vat Holding Ag is listed as an Agent/Assignee. Note: Vat Holding Ag may have other listings under different names/spellings. We're not affiliated with Vat Holding Ag, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "V" | Vat Holding Ag-related inventors


Vacuum valve

A vacuum valve having a valve body (1) with a valve opening (2) which has an axis (3) and is surrounded by a valve seat (5), a closure member (4) which is displaceable parallel to a longitudinal adjustment direction (16) between an open position, in which the closure member releases the valve opening (2), and an intermediate position, in which the closure member covers the valve opening (2) but is raised from valve seat (5), and which closure member is displaceable parallel to a transverse adjustment direction (30) between the intermediate position and a closed position, in which the closure member is in contact with the valve seat (5), a valve rod (9) supporting the closure member (4), a longitudinal stroke linear guide (13) which has a longitudinal stroke slider (14) connected to the valve rod (9) and a longitudinal stroke guide part (15) by which the longitudinal stroke slider (14) is guided in a linearly displaceable manner in the longitudinal adjustment direction (16), and a transverse stroke linear guide (17) which includes a transverse stroke slider (18) connected to the longitudinal stroke guide part (15) and a transverse stroke guide part (19) by which the transverse stroke slider (18) is guided in a linearly displaceable in an oblique adjustment direction (20) positioned oblique to the longitudinal adjustment direction (16).. . ... Vat Holding Ag

Vacuum valve

A vacuum valve is provided having a valve housing (1) which has a vacuum region (4) in the interior, a closure unit (5) which is arranged in the vacuum region (4) of the valve housing (1) and by which at least one valve opening (2, 3) is closable in a closed state of the vacuum valve, a longitudinal drive (11) by which the closure unit (5) is adjustable in a longitudinal direction (10) for adjusting the closure unit (5) between a position opening up the valve opening (2, 3) and a position covering the valve opening (2, 3). A longitudinal guide (19) for the displaceable guiding of the closure unit (5) parallel to the longitudinal direction (10) is provided, with this longitudinal guide having a guide rod (20) extending parallel to the longitudinal direction (10), and at least one guide part (21). ... Vat Holding Ag

Valve, preferably vacuum valve

A valve (1), preferably a vacuum valve, is provided including at least one closure element (2), at least one valve seat (3), and at least one drive unit (4). The closure element (2) is pressed against the valve seat (3) in a closed position and is raised from the valve seat (3) in a raised position, and the closure element can be moved by a drive unit (4) in a closing direction (5) from the raised position into the closed position, in particular in a linear closing direction. ... Vat Holding Ag

Vacuum valve

The vacuum valve includes a valve housing (1) with an interior (2), first and second valve openings (3, 4), and a closure unit (10) that is arranged in the interior (2) of the valve housing (1) and has a first plate (11), a second plate (12), a roller support (13) which is arranged between the first plate (11) and the second plate (12), multiple roller pairs, each of which is formed from a first spreading roller (14) and a second spreading roller (15), and at least one spring (30, 31). The first and the second plate (11, 12) are carried together with the roller support (13) when the roller support (13) moves parallel to a movement direction (16) from the open position into an intermediate position, and an additional movement of the first and the second plate (11, 12) in the movement direction (16) is blocked when the roller support (13) moves from the intermediate position into a closed position. ... Vat Holding Ag

Seal of a vacuum valve and production method therefor

A vacuum valve including a valve seat having a valve opening defining an opening axis and a first seal surface circumferential around the valve opening and having a closure element having a second seal surface corresponding to the first seal surface. The first seal surface and/or the second seal surface has an at least two-component material composite having a metallic carrier component and a polymer-based seal material. ... Vat Holding Ag

Valve, in particular a vacuum valve

A valve (1), in particular a vacuum valve, with at least one closure member (2) which has a wedge-shaped closure region (3), and with at least one valve seat (5) which surrounds a valve opening (4) of the valve (1), wherein, in a closed position of the closure member (2), the wedge-shaped closure region (3) bears sealingly against the valve seat (5) and closes the valve opening (4) and, in an open position, opens up the valve opening (4) so that fluids and/or solids can be transported through the valve opening (4), wherein the closure member (2) with the wedge-shaped closure region (3) is mounted so as to be movable back and forth between the closed position and the open position along a movement path (6), wherein the movement path (6) is angled-off and/or bent.. . ... Vat Holding Ag

Pneumatic valve drive

A pneumatic valve drive (1) for a valve (2), in particular for a vacuum valve, which has at least one pneumatic cylinder (3) with at least one piston (4) that is movably mounted in the pneumatic cylinder (3) and at least two cylinder cavities (5, 6) arranged on opposite sides of the piston (4). Each cylinder cavity (5, 6) is connected to at least one pressure source for applying pressure to each cylinder cavity (5, 6). ... Vat Holding Ag

Valve

A valve with an opening surrounded by a seat, and a closure member, which, in a closed position, presses onto the seat and closes the opening and, in an intermediate position, is raised from the seat and overlaps with the opening and, in a maximum opening position, at least partially releases the opening. The valve has a frst valve drive for moving the closure member between the maximum opening position and the intermediate position along a first movement track, and a second valve drive for moving the closure member between the intermediate position and the closed position along a second movement track which is at an angle to the first movement track. ... Vat Holding Ag

Vacuum valve

The vacuum valve includes a closure member that can be moved, parallel to a longitudinal movement direction, between an open position in which it unblocks the valve opening and an intermediate position in which it covers the valve opening but is raised off the valve seat, and that can be moved, parallel to a transverse movement direction, between the intermediate position and a closed position in which it bears against the valve seat; a valve rod that bears the closure member is mounted for displacement parallel to the longitudinal and transverse movement directions; a displacement part rigidly connected to the valve rod; and a drive motor which rotates a driveshaft about an axis parallel to the longitudinal movement direction in order to move the closure member between the open position, the intermediate position and the closed position. The drive shaft has, in a first section, a longitudinal displacement cam member of a longitudinal displacement cam mechanism that interacts with a longitudinal displacement engagement member of the longitudinal displacement cam mechanism in order to move the closure member between the open position and the intermediate position, and has, in a second section, a transverse displacement cam member of a transverse displacement cam mechanism that interacts with a transverse displacement engagement member of the transverse displacement cam mechanism in order to move the closure member between the intermediate position and the closed position.. ... Vat Holding Ag

Vacuum valve

A vacuum valve, including a valve body (1) with a first valve opening (2a) and with a second valve opening (2b), a first and a second closure element (4a, 4b) which are attached to a valve rod (9), a transmission piece (12) which is attached to the valve rod (9) and is adjustable in a longitudinal adjustment direction (16) from an open position into an intermediate position, and in a transverse adjustment direction (30) from the intermediate position into a first closing position, and counter to the transverse adjustment direction (30) from the intermediate position into a second closing position, where the transmission piece (12) is connected via a longitudinal stroke linear guide (13) and a transverse stroke linear guide (17), which comprises a transverse stroke guide part (19) which extends parallel to an oblique adjustment direction (20) lying obliquely with respect to the longitudinal adjustment direction (16), and a transverse stroke carriage (18) which is guided displaceably by the transverse stroke guide part (19), to the valve body (1), and, in order to adjust the transmission piece (12) from the intermediate position into the first or second closing position, the transverse stroke carriage (18) is displaceable linearly in relation to the transverse stroke guide part (19), or the transverse stroke guide part (19) is displaceable linearly in relation to the transverse stroke carriage (18), in or counter to the oblique adjustment direction (20) by the transverse stroke drive (31) from a central position into a first or second press-on position.. . ... Vat Holding Ag

Valve, in particular vacuum valve

A valve (1), in particular a vacuum valve, having at least one valve housing (2), at least one closure element (3), and at least one valve seat (4). The valve seat (4) surrounds at least one valve opening (5) of the valve (1), and the closure element (3) can be moved back and forth between at least one open position, in which the closure element (3) at least partly releases the valve opening (5), and a closed position, in which a sealing surface (8) of the closure element (3) is pressed against the valve seat (4) in order to close the valve opening (5), by at least one closure element drive (6, 7). ... Vat Holding Ag

Vacuum valve

A vacuum valve is provided having a valve housing (1) with a valve opening (2, 3) that has an axis (4, 5) and is surrounded by a valve seat (6, 7), a valve plate (10, 11) that releases the valve opening (2, 3) in an open state of the valve opening (2, 3) and rests against the valve seat (6, 7) in a closed state of the valve opening (2, 3), and a carrier unit (9) that supports the valve plate (10, 11) and can be moved between a first position, in which the valve opening (2, 3) is in the open state, and a second position. The valve plate (10, 11) is connected to the carrier unit (9) via at least two spaced drive elements (20) of the carrier unit (9) and can be moved between a retracted position and an extended position by the drive elements (20). ... Vat Holding Ag

Vacuum valve for controlling a flow and for interrupting a flow path

A vacuum valve, having a valve seat including a valve opening (axis (a)), and a first sealing surface around the valve opening and defines a first sealing plane (es), having a valve disk with a second sealing surface corresponding to the first sealing surface and defining a second sealing plane (et), additionally having a first coupling element, connected to the valve disk and comprising a receiving means and a drive unit coupled with the first coupling element and is configured to provide the valve disk adjustable from an open position to a closed position. The drive unit and the valve disk are configured to provide a fine control position, wherein the valve disk is tilted relative to the valve seat where es and et enclose a defined angle (α), and the seal abuts fully against one of the two sealing surfaces and in part against the other sealing surface.. ... Vat Holding Ag

Door for closing a chamber opening in a chamber wall of a vacuum chamber

A door for closing a chamber opening (4) in a chamber wall of a vacuum chamber (3) in relation to a surrounding space, in which the vacuum chamber is located, includes a door housing arranged in a surrounding space, a closing member (5) arranged in the surrounding space, and a rod (10), to which the closing member (5) is connected, wherein a first movement of the rod (10), through which the closing member (5) is displaced from an open position into an intermediate position, occurring in the form of a displacement of the rod (10) in the direction of the longitudinal axis thereof, wherein a second movement of the rod (10) subsequent thereto occurs in the form of a displacement of the rod (10) in a direction at an angle to the longitudinal axis thereof and/or in the form of a pivoting of the rod (10) about a pivot axis which is perpendicular to the longitudinal axis thereof, wherein the closing member is displaced from the intermediate position into a closed position via said second movement of the rod. The rod (10) is mounted in a moveable manner via the bearing elements, via the first movement thereof and via the second movement thereof in relation to the door housing, wherein the bearing elements are arranged in an inner space (30) of the door housing, which inner space is sealed with respect to the surrounding space or is connected to the surrounding space via a passage (41) extending through a housing wall (40) of the door housing, in which passage a particle filter is arranged. ... Vat Holding Ag

07/20/17 / #20170204647

Closure device for the vacuum-tight closure of an opening in a wall

A closure device for the vacuum-tight closure of an opening includes a closure element, at least one rod that projects out of a housing of the closure device and that, outside the housing, supports the closure element and that is rigidly connected to a carrier piece, a transmission unit which is adjustable by a drive parallel to the longitudinal adjustment direction between an initial, open position of the closure element, a middle position, in which the closure element assumes the intermediate position, and a closed, end position. At least one spring is arranged between the transmission unit on the carrier piece, and a stop device which, during adjustment of the transmission unit from the middle to the end position, blocks a further adjustment of the carrier piece parallel to the longitudinal adjustment direction. ... Vat Holding Ag

06/22/17 / #20170175901

Diaphragm bellows

The diaphragm bellows includes a plurality of diaphragms (1) with outer edges (3) and inner edges (2), wherein diaphragms (1) that follow one another in the direction of the central longitudinal axis (5) of the diaphragm bellows are welded together alternately in the region of their inner edges (2) and in the region of their outer edges (3). A sliding-guidance device of the diaphragm bellows has at least two ring parts (10, 11). ... Vat Holding Ag

04/06/17 / #20170097097

Closure element for a vacuum seal having a friction stir welding connection

Closure element for a vacuum valve having a valve disk realized for the gas-tight closure of a process volume by means of interaction with a vacuum valve opening of the vacuum valve provided for the process volume, wherein the valve disk comprises a closure side and an oppositely situated rear side which is substantially parallel thereto and a first sealing face which is assigned to the closure side and corresponds to a second sealing face of the vacuum valve opening, in particular with regard to form and size, with cured-on sealing material, wherein the second sealing face runs around the vacuum valve opening, and a cross carrier with a receiving means for a drive component transversely with respect to an extension direction of the cross carrier, wherein the cross carrier is connected to the valve disk on the rear side of the valve disk at at least one connection point. The connection of the cross carrier to the valve disk comprises a friction stir welding connection at the at least one connection point.. ... Vat Holding Ag

01/12/17 / #20170009892

Valve plunger

A valve rod (12) for a vacuum valve, the plunger having a first connection region (40) for a closure member (5) of the vacuum valve and at least one second connection region (41) for a valve drive of the vacuum valve. At least some sections of the valve rod (12) have a material (42) with an elastic modulus of at least 250 gigapascal, preferably at least 350 gigapascal.. ... Vat Holding Ag








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