Author: claimsbot

1. A control hardware module for selecting a transmission mode between a network node of a wireless communication network and a wireless access network node of the wireless communication network based on a threshold number of user equipments requesting a data service in a radio cell, wherein when a number of user equipments requesting the data service is below the threshold number, the control module is configured to select a point to point transmission mode with a single link from the network node to the wireless access network node and with separate data queues at the wireless access network node for each user equipment, and when the number of user equipments requesting the data service is above the threshold number, the control module is configured to select a point to multipoint transmission mode with a single link from the network node to the wireless access network node and with a single data queue at the wireless access network node for the user equipments.
2. The control module according to claim 1, wherein when the number of user equipments requesting the data service is below the threshold number, the control module is further configured to select the point to point transmission mode with separate communication links between the wireless access network node and each user equipment.
3. The control module according to claim 1, wherein the control module is configured to separately select the transmission mode for each radio cell of the wireless access network node.
4. The control module according to claim 1, wherein the separate data queues are realized as separate HSDPA queues.
5. The control module according to claim 1, wherein the data are multimedia data requested by the user equipments.
6. A network node comprising a control module according to claim 1.
7. The network node according to claim 6, wherein the network node is a network controller.
8. A wireless access network node comprising a control module according to claim 1.
9. The wireless access network node according to claim 8, wherein the wireless access network node is configured to receive a control message from another network node to establish a number of the separate data queues corresponding to the number of user equipments requesting a data service.
10. A wireless access network node according to claim 8, wherein the wireless access network node is a base station.
11. A wireless communication network comprising:
a wireless access network node, and the network node according to claim 6 for transmitting data to the wireless access network node with the transmission mode based on the threshold number of user equipments requesting the data service in the radio cell.
12. The wireless communication network comprising:
the wireless access network node according to claim 8, and a network node for transmitting data to the wireless access network node with a transmission mode based on the threshold number of user equipments requesting the data service in a radio cell.
13. The wireless communication network according to claim 11 or claim 12, further comprising at least one user equipment receiving data of the data service.
14. User equipment for a wireless communication network comprising a receiver to receive data from a network node according to claim 6 or from a wireless access network node according to claim 8.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A method for coating a fuel cell bipolar plate, the method comprising the steps of:
providing the bipolar plate having an active surface with a plurality of flow channels formed therein, the plurality of flow channels defining a plurality of lands therebetween;
applying a hydrophilic coating to the active surface of the bipolar plate;
absorbing the hydrophilic coating from the plurality of lands, wherein the step of absorbing the hydrophilic coating includes compressing the bipolar plate between a pair of absorbent bodies, one of the absorbent bodies pressing against the hydrophilic coating on the plurality of lands with only a vertical pressure and without contacting the plurality of flow channels to absorb the hydrophilic coating from the plurality of lands and militate against an irregular or non-consistent accumulation of the hydrophilic coating in the plurality of flow channels; and
finishing the hydrophilic coating disposed in the plurality of flow channels.
2. The method of claim 1, wherein the hydrophilic coating includes a slurry solution including a quantity of hydrophilic nanoparticles and a solvent.
3. The method of claim 1, wherein the applying the hydrophilic coating includes submerging the bipolar plate in a bath including a hydrophilic material.
4. The method of claim 3, wherein the applying the hydrophilic coating further includes removing the bipolar plate from the bath including the hydrophilic material, wherein the hydrophilic coating is applied to the active surface.
5. The method of claim 1, wherein the applying the hydrophilic coating includes a spraying of the hydrophilic coating onto the active surface.
6. The method of claim 1, wherein the vertical pressure is applied for a time sufficient to absorb the hydrophilic coating from the plurality of lands.
7. The method of claim 6, wherein the vertical pressure is less than about 25 psi.
8. The method of claim 6, wherein the absorbent body includes a carbon paper.
9. The method of claim 6, wherein the absorbent body includes a non-woven polyester material.
10. The method of claim 6, further comprising the step of cleaning the absorbent body after the hydrophilic coating is absorbed.
11. The method of claim 10, wherein the absorbent body is cleaned after absorbing the hydrophilic coating from the plurality of lands at least 10 times.
12. The method of claim 1, wherein the steps of applying the hydrophilic coating to the active surface and absorbing the hydrophilic coating from the plurality of lands are repeated to provide a hydrophilic coating in the plurality of flow channels having a desired thickness.
13. The method of claim 1, wherein the finishing of the hydrophilic coating includes a drying of the hydrophilic coating.
14. The method of claim 1, wherein the finishing of the hydrophilic coating includes a curing of the hydrophilic coating.
15. The method of claim 14, wherein the curing includes heating the hydrophilic coating to about 150\xb0 C. for about 10 minutes.
16. The method of claim 1, wherein at least one of a thickness and a stiffness of each of the absorbent bodies is sufficient to militate against a contacting of the one of the absorbent bodies with the plurality of flow channels.
17. A method for coating a fuel cell bipolar plate, the method comprising the steps of:
providing the bipolar plate having an active surface with a plurality of flow channels formed therein, the plurality of flow channels defining a plurality of lands therebetween;
applying a hydrophilic coating to the active surface of the bipolar plate;
absorbing the hydrophilic coating from the plurality of lands, wherein the step of absorbing the hydrophilic coating includes compressing the bipolar plate between a pair of absorbent bodies, one of the absorbent bodies pressing against the hydrophilic coating on the plurality of lands with a unidirectional pressure orthogonal to the active surface and without contacting the plurality of flow channels to absorb the hydrophilic coating from the plurality of lands and militate against an irregular or non-consistent accumulation of the hydrophilic coating in the plurality of flow channels; and
finishing the hydrophilic coating disposed in the plurality of flow channels.
18. A method for coating a fuel cell bipolar plate, the method comprising the steps of:
providing the bipolar plate having a first active surface with a first plurality of flow channels formed therein, the first plurality of flow channels defining a first plurality of lands therebetween, and a second active surface with a second plurality of flow channels formed therein, the second plurality of flow channels defining a second plurality of lands therebetween;
applying a hydrophilic coating to the first active surface and the second active surface of the bipolar plate;
absorbing the hydrophilic coating from the first plurality of lands and the second plurality of lands, wherein the step of absorbing the hydrophilic coating includes compressing the bipolar plate between a pair of absorbent bodies, one of the absorbent bodies pressing against the hydrophilic coating on the first plurality of lands with only a vertical pressure and without contacting the first plurality of flow channels to absorb the hydrophilic coating from the first plurality of lands and militate against an irregular or non-consistent accumulation of the hydrophilic coating in the first plurality of flow channels, another of the absorbent bodies pressing against the hydrophilic coating on the second plurality of lands with only a vertical pressure and without contacting the second plurality of flow channels to absorb the hydrophilic coating from the second plurality of lands and militate against an irregular or non-consistent accumulation of the hydrophilic coating in the second plurality of flow channels, wherein at least one of a thickness and a stiffness of each of the absorbent bodies is sufficient to militate against a contacting of the absorbent bodies with the first plurality of flow channels and the second plurality of flow channels; and
finishing the hydrophilic coating disposed in the first plurality of flow channels and the second plurality of flow channels.
19. A method for coating a fuel cell bipolar plate, the method comprising the steps of:
providing the bipolar plate having a first active surface with a first plurality of flow channels formed therein, the first plurality of flow channels defining a first plurality of lands therebetween, and a second active surface with a second plurality of flow channels formed therein, the second plurality of flow channels defining a second plurality of lands therebetween;
applying a hydrophilic coating to the first active surface and the second active surface of the bipolar plate;
absorbing the hydrophilic coating from the first plurality of lands and the second plurality of lands, wherein the step of absorbing the hydrophilic coating includes compressing the bipolar plate between a pair of absorbent bodies, one of the absorbent bodies pressing against the hydrophilic coating on the first plurality of lands with a unidirectional pressure orthogonal to the first active surface and without contacting the first plurality of flow channels to absorb the hydrophilic coating from the first plurality of lands and militate against an irregular or non-consistent accumulation of the hydrophilic coating in the first plurality of flow channels, another of the absorbent bodies pressing against the hydrophilic coating on the second plurality of lands with a unidirectional pressure orthogonal to the second active surface and without contacting the second plurality of flow channels to absorb the hydrophilic coating from the second plurality of lands and militate against an irregular or non-consistent accumulation of the hydrophilic coating in the second plurality of flow channels, wherein at least one of a thickness and a stiffness of each of the absorbent bodies is sufficient to militate against a contacting of the absorbent bodies with the first plurality of flow channels and the second plurality of flow channels; and
finishing the hydrophilic coating disposed in the first plurality of flow channels and the second plurality of flow channels.

1. In a hinge having a bracket, a shank having an engagement portion adapted to securely engage with a screen of a laptop computer and an extending portion extending from a free end of the engagement portion and through the bracket, a first sleeve securely engaged with the bracket and a second sleeve pivotally engaged with the first sleeve, wherein
the first sleeve has an arcuate step formed on a peripheral edge thereof, a neck extending from an inner periphery of the arcuate step, at least one indentation defined in the arcuate step and a first right angle defined at an intersection between the arcuate step and the peripheral edge; and
the second sleeve has at least one projection formed on a peripheral edge thereof to correspond to and be selectively received in the at least one indentation of the first sleeve so as to provide a positioning effect to the second sleeve when the at least one projection is received in the at least one indentation and a second right angle defined in the peripheral edge of the second sleeve to correspond to the first right angle such that a wall defining the first right angle abutting a wall defining the second right angle is able to prevent excessive pivotal movement of the second sleeve relative to the first sleeve.
2. The hinge as claimed in claim 1, wherein the at least one indentation includes a first indentation defined in the peripheral edge of the first sleeve and a second indentation also defined in the peripheral edge of the first sleeve to be opposite to the first indentation.
3. The hinge as claimed in claim 2, wherein the at least one projection includes a first projection formed on the peripheral edge of the second sleeve and a second projection also formed on the peripheral edge of the second sleeve so that the first projection and the second projection are able to slidably engage with the peripheral edge of the first sleeve and the first projection and the second projection of the second sleeve are able to be selectively received in the first indentation and the second indentation of the first sleeve.
4. The hinge as claimed in claim 3, wherein the first sleeve further has a third indentation defined in a peripheral edge of the arcuate step to be adjacent to the first right angle, the second sleeve further has a third projection adjacent to the second right angle and defined in the peripheral edge of the second sleeve, the third projection having a height the same as a depth of the arcuate step so as to correspond to and be selectively received in the third indentation of the first sleeve.
5. The hinge as claimed in claim 4, wherein the first sleeve has a first arcuate face bridging the first indentation to the peripheral edge of the first sleeve, a second arcuate face bridging the second indentation to the peripheral edge of the first sleeve and a third arcuate face bridging the third indentation to the first right angle, the second sleeve has a first arcuate bridging face bridging the first projection to the peripheral edge of the second sleeve, a second arcuate bridging face bridging the second projection to the peripheral edge of the second sleeve and a third arcuate bridging face bridging the third projection to the peripheral edge of the second projection.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A sealing system for a turbomachine having a flow-restricting wall and at least one series of rotor blades including a plurality of rotor blades, the flow-restricting wall and the at least one series of rotor blades defining an annular space therebetween having a flow direction, the sealing system comprising:
a first seal and a second seal disposed in the annular space between the flow-restricting wall and the at least one series of rotor blades;
wherein the first seal includes
a first sealing fin that is disposed on an end of a rotor blade facing the flow-restricting wall, the rotor blade being from the at least one series of rotor blades, and
a first abradable lining that is disposed on an inside of the flow-restricting wall and is opposite the first sealing fin; and

wherein the second seal is disposed following the first seal in the flow direction and includes
a second abradable lining that is disposed on the end of the rotor blade facing the flow-restricting wall, and
a second sealing fin that is disposed on the inside of the flow-restricting wall and is opposite the second abradable lining.
2. A sealing system in accordance with claim 1, wherein the first sealing fin and the second abradable lining are disposed on a shroud of the rotor blade.
3. A sealing system in accordance with claim 2, wherein the shroud has at least one chamfer in a rearward region in the flow direction.
4. A sealing system in accordance with claim 3, wherein the chamfer is at an angle a in the range between 10\xb0 and 65\xb0 relative to a longitudinal axis of the turbomachine.
5. A sealing system in accordance with claim 4, wherein the chamfer is at an angle a in the range between 20\xb0 and 45\xb0 relative to a longitudinal axis of the turbomachine.
6. Sealing system according to claim 2, characterized in that the first sealing fin is integrated into the shroud.
7. A sealing system in accordance with claim 1, wherein the second abradable lining has at least one chamfer in a rearward region in the flow direction.
8. A sealing system in accordance with claim 7, wherein the chamfer is at an angle a in the range between 10\xb0 and 65\xb0 relative to a longitudinal axis of the turbomachine.
9. A sealing system in accordance with claim 8, wherein the chamfer is at an angle a in the range between 20\xb0 and 45\xb0 relative to a longitudinal axis of the turbomachine.
10. A sealing system in accordance with claim 1, wherein at least one of the first sealing fin or the second sealing fin is tilted opposite the flow direction.
11. A sealing system in accordance with claim 1, wherein the second sealing fin is integrated into the flow-restricting wall.
12. A sealing system in accordance with claim 1, wherein the sealing system is provided in the form of a stepped labyrinth.
13. A gas turbine aircraft engine comprising:
a casing wall;
at least one series of rotor blades including a plurality of rotor blades, the casing wall and the at least one series of rotor blades defining an annular space therebetween having a flow direction;
a first seal disposed in the annular space between the casing wall and the at least one series of rotor blades;
the first seal including a first sealing fin that is disposed on an end of a rotor blade facing the casing wall, the rotor blade being from the at least one series of rotor blades, and
a first abradable lining that is disposed on an inside of the casing wall and is opposite the first sealing fin; and

a second seal disposed in the annular space following the first seal in the flow direction and including
a second abradable lining that is disposed on the end of the rotor blade facing the casing wall, and
a second sealing fin that is disposed on the inside of the casing wall and is opposite the second abradable lining.
14. A gas turbine aircraft engine in accordance with claim 13, wherein the first sealing fin and the second abradable lining are disposed on a shroud of the rotor blade.
15. A gas turbine aircraft engine in accordance with claim 14, wherein the first sealing fin is integrated into the shroud.
16. A gas turbine aircraft engine in accordance with claim 13, wherein at least one of the first sealing fin or the second sealing fin is tilted opposite the flow direction.
17. A gas turbine aircraft engine in accordance with claim 13, wherein the second sealing fin is integrated into the casing wall.