Structure containing organic molecular layers and its use
AssigneeMatsushita Electrical Industrial Co., Ltd.
InventorsNoboru Nomura, Ichiro Yamashita, Norihisa Mino, Tohru Nakagawa
Life of this patent
Estimating the term…
Abstract
A novel structure comprising two substrates disposed closely each other, in which an organic molecular layer is formed on the surface of at least one substrate wherein the gap between the surface of the organic molecular layer on one substrate and the surface of the other substrate or the surface of the organic molecular layer on the other substrate is maintained to be usually less than 100 μm, preferably less than 1 μm is provided. A motor, actuator, and vibration-absorbing table comprising such structure are also provided.
Claims86
A structure in which organic molecular layers are formed entirely or partly on both mutually facing surfaces of two closely mutually facing substrates by covalent bonds wherein the distance between the organic molecular layers is maintained at less than 100 μm.
A structure in which organic molecular layers are formed entirely or partly on both mutually facing surfaces of two closely mutually facing substrates by covalent bonds wherein the distance between the organic molecular layers is maintained at less than 1 μm.
A structure in which organic molecular layers are formed entirely or partly on both mutually facing surfaces of two closely mutually facing substrates by covalent bonds wherein the distance between the organic molecular layers is maintained at less than 100 μm wherein the organic molecular layers are composed of an anchor portion, a middle portion and a surface portion.
A structure in which organic molecular layers are formed entirely or partly on both mutually facing surfaces of two closely mutually facing substrates by covalent bonds wherein the distance between the organic molecular layers is maintained at less than 1 μm wherein the organic molecular layers are composed of an anchor portion, a middle portion and a surface portion.
A motor comprising a slider and a stator closely facing each other, in which an organic molecular layer is formed entirely or partly on one or both of the mutually facing surfaces by covalent bond wherein the gap between the one organic molecular layer and other surface or other organic molecular layer is less than 100 μm.
A motor comprising a slider and a stator closely facing each other, in which an organic molecular layer is formed entirely or partly on one or both of the mutually facing surfaces by covalent bond wherein the gap between the one organic molecular layer and other surface or other organic molecular layer is less than 1 μm.
A bearing without mechanical axis, in which a rotatable discoidal substrate (the first substrate) and a fixed substrate (the second substrate) are disposed closely to each other with a tiny gap wherein a circular convex supporter having a specified radius in a specified line width is disposed on the facing surface of the first substrate wherein an organic molecular layer having an electric charge is formed on the supporter surface wherein a convex supporter is disposed on the facing surface of the second substrate at a specified radius position in a specified line width wherein an organic molecular layer having the same type of electric charge as the electric charge of the organic molecular layer on the first substrate is formed on the supporter surface wherein a liquid electrolyte is applied on the surface of the first substrate wherein the convex supporter of the second substrate is immersed in the liquid electrolyte, thereby maintaining a tiny gap between the two surfaces by a balance between the electric double layer repulsive force acting between the organic molecular layer surfaces and the gravity.
A bearing without mechanical axis, in which a rotatable discoidal substrate (the first substrate) and a fixed substrate (the second substrate) are disposed closely to each other with a tiny gap wherein a circular convex supporter having a specified radius in a specified line width is disposed on the facing surface of the first substrate wherein an organic molecular layer having an electric charge is formed on the supporter surface wherein a convex supporter is disposed on the facing surface of the second substrate at a specified radius position in a specified line width wherein an organic molecular layer having the same type of electric charge as the electric charge of the organic molecular layer on the first substrate is formed on the supporter surface wherein a liquid electrolyte is applied on the surface of the first substrate wherein the convex supporter of the second substrate is immersed in the liquid electrolyte, thereby maintaining a tiny gap between the two surfaces by a balance between the electric double layer repulsive force acting between the organic molecular layer surfaces and the meniscus attractive force.
A bearing without mechanical axis, in which a rotatable discoidal substrate (the first substrate) and a fixed substrate (the second substrate) are disposed closely to each other with a tiny gap wherein a circular convex supporter having a specified radius in a specified line width is disposed on the facing surface of the first substrate wherein an organic molecular layer having an electric charge is formed on the supporter surface wherein a convex supporter is disposed on the facing surface of the second substrate at a specified radius position in a specified line width wherein an organic molecular layer having the same type of electric charge as the electric charge of the organic molecular layer on the first substrate is formed on the supporter surface wherein a liquid electrolyte is applied on the surface of the first substrate wherein the convex supporter of the second substrate is immersed in the liquid electrolyte, thereby maintaining a tiny gap between the two surfaces wherein an organic molecular layer having a circular charge pattern is further formed on the surface of the first substrate in a specified line width at a position of specified radius wherein an electrode is formed on the surface of the second substrate so as to apply a same charge at the outside and a different charge at the inside, sandwiching the charge pattern on the first substrate wherein a DC voltage is applied between the two electrodes so as to generate a centripetal force on the center of the disk.
A guide, in which two substrates (the first substrate and the second substrate) are disposed closely to each other to give a tiny gap wherein a linear convex supporter having a specified line width is provided on the surface of the first substrate wherein an organic molecular layer having an electric charge is formed on the surface of the supporter wherein an electrode having a specified line width and interval is formed linearly on the surface of the second substrate wherein a liquid electrolyte is applied on the surface of the first substrate wherein an DC voltage is applied to the electrode so as to make it movable along the line by external forces.
A guide, in which two substrates (the first substrate and the second substrate) are disposed closely to each other to give a tiny gap wherein two linear convex supporters (the first and the second supporters) having a specified line width are provided on the surface of the first substrate wherein organic molecular layers having an electric charge are formed on the surfaces of the first and the second supporters wherein two linear convex supporters (the third and the fourth supporters) having a specified line width are provided on the surface of the second substrate wherein an organic molecular layer having an electric charge is formed on the surface of the third supporter wherein a liquid electrolyte is applied on the surface of the first substrate wherein the tiny gap between the surfaces of the organic molecular layers is maintained by the electric double layer repulsive force acting between the two surfaces wherein a linear electrode having a specified line width and interval is formed on the fourth convex supporter wherein an DC voltage is applied to the electrodes so as to make it movable along said line by external forces.
An actuator having a cylindrical structure, in which discoidal electrodes are buried in the cylindrical structure in parallel at a specified interval to the bottom of the cylinder wherein narrow tubes penetrate through multiple fine pores penetrating vertically through the structure wherein liquid is present between the fine pores and narrow tubes wherein a band pattern of organic molecular layer having a positive charge and a band pattern of organic molecular layer having a negative charge are alternately arranged on the surface of narrow tubes wherein the interval of the bands is same as the interval of the discoidal electrodes wherein an AC voltage is applied to the discoidal electrodes wherein the gap between the surface of the organic molecular layer of the narrow tube inserting into each fine pore and the inner wall of the fine pore is maintained at extremely small.
An actuator composed by alternately laminating two kinds of layers making mutually relative motions by application of voltage wherein a set of two comb electrodes are formed on one side of a first layer wherein a rectangular region of organic molecular layer having a positive charge and a rectangular region of organic molecular layer having a negative charge are alternately arranged on one side of a second layer wherein the width of the adjacent rectangular regions coincides with the width of the comb electrodes wherein the layers are laminated in multiple layers so that the surface of the comb electrodes and the surface of the organic molecular layers may face each other while keeping a tiny gap wherein the space between the layers is filled with liquid wherein AC voltages are applied to the set of two comb electrodes.
A magnetic recording and reproducing device comprising a rotatable discoidal substrate (the first substrate) and a fixed substrate (the second substrate) which are disposed closely with a tiny gap wherein a magnetic recording medium is formed on the surface of the first substrate and an organic molecular layer is formed on the surface thereof wherein a recording-reproducing element is formed on the second fixed substrate and a convex supporter of nearly same height as the element surface is further disposed on the surface of the second substrate wherein an organic molecular layer is formed on the surface of the supporter on the second substrate.
A magnetic recording and reproducing device comprising a rotatable discoidal substrate (the first substrate) and a fixed substrate (the second substrate) which are disposed closely with a tiny gap wherein a magnetic recording medium is formed on the surface of the first substrate and an organic molecular layer is formed on the surface thereof wherein a recording-reproducing element is formed on the second fixed substrate and a convex supporter of nearly same height as the element surface is further disposed on the surface of the second substrate wherein an organic molecular layer is formed on the surface of the supporter on the second substrate wherein a liquid electrolyte is applied on the surface of the first substrate wherein the convex supporter of the second substrate is immersed in the liquid electrolyte.
A micro-pump in which the pump has a structure consisting of an inside cylinder and an outside cylinder, with liquid existing between them, and a pump operating portion is contained in part of the outside cylinder.
The micro-pump, in which the pump structure is cylindrical wherein an organic molecular layer is formed in part of the cylinder, and the pump operation is realized by the squirming motion of the organic molecular layer.
A vibration-control table, in which organic molecular layers having a same type of electric charge are formed on both surfaces of two flat plates closely facing mutually, and when vibration is propagated to one flat plate, the organic molecular layer on its disk vibrates, thereby provoking expanding and contracting motions of the organic molecular layer on the other flat plate, and the vibration is converted into the vibration energy of the organic molecular layer, so that the vibration is eliminated.
A micro-nozzle, comprising two conical surfaces for composing a nozzle core portion and a nozzle outlet portion wherein organic molecular layers are formed on the surfaces facing each other wherein the organic molecular layer has an anchor portion covalently bonded to each conical surface, a middle portion working as a dynamic elastic element, and a surface portion having an electric charge wherein the nozzle outlet conical surface is disposed oppositely to the nozzle core conical surface wherein the gap between them is filled with an injection fluid as medium.
A structure comprising two closely mutually facing substrates, in which an organic molecular layer is formed on one of mutually facing surfaces wherein a charge generating means is provided in other substrate, and the gap between the surface of the organic molecular layer and the surface of the other substrate is less than 100 μm.
A structure comprising two closely mutually facing substrates, in which an organic molecular layer is formed on one of mutually facing surfaces wherein a charge generating means is provided in other substrate, and the gap between the surface of the organic molecular layer and the surface of the other substrate is less than 1 μm.
Dependencies are inferred from the claim text.