Abstract:
A method for making a diaphragm is provided. The method includes providing a first ring (305) having a first diameter and a second ring (307) having a second diameter which is greater than said first diameter, wherein at least one of said first and second rings comprises a first elastomeric material; and overmolding the first and second rings with a second material (303) which is distinct from said first material, thereby forming a diaphragm (301).
Abstract:
A synthetic jet ejector (501) is provided which includes a diaphragm (503) and a chassis (505). The chassis has first and second major surfaces which are equipped with a set of interlocking features (509) such that a first instance of the synthetic jet ejector releasably attaches to a second instance of the synthetic jet ejector by way of the interlocking features.
Abstract:
A thermal management system (201) is provided which includes a housing (203) equipped with a first set of apertures S1={a1, ai} (213), a second set of apertures S2={b1, . . . bj} (215) and a set of entrainment features S3={c1, Ck} (217), wherein i, j, k≧1, and wherein, for any pair of adjacent apertures Pa={am, bn}, wherein am ε S1 and m ε I={1, . . . , i}, and wherein bn ε S2 and n ε J={1, . . . , j}, there is at least one entrainment feature cp ε S3 which is disposed between aperture am and aperture bn, wherein p ε K={1, . . . , k} . The thermal management system also includes a synthetic jet actuator disposed in said housing which is in fluidic communication with the sets of apertures S1 and S2 and which operates to create a synthetic jet at each aperture dr ε { S1, S2}, wherein r ε I∪J.
Abstract:
A thermal management system (201) is provided which includes a housing (203) equipped with a first set of apertures S1={a1, ai} (213), a second set of apertures S2={b1, . . . bj} (215) and a set of entrainment features S3={c1, Ck} (217), wherein i, j, k≧1, and wherein, for any pair of adjacent apertures Pa={am, bn}, wherein am ε S1 and m ε I={1, . . . , i}, and wherein bn ε S2 and n ε J={1, . . . , j}, there is at least one entrainment feature cp ε S3 which is disposed between aperture am and aperture bn, wherein p ε K={1, . . . , k} . The thermal management system also includes a synthetic jet actuator disposed in said housing which is in fluidic communication with the sets of apertures S1 and S2 and which operates to create a synthetic jet at each aperture dr ε { S1, S2}, wherein r ε I∪J.
Abstract:
A method is provided for making a synthetic jet ejector. The method comprises (a) providing first and second voice coil bodies (131) having first and second sets of channels defined therein, respectively; (b) inserting first and second sets of electrically conductive terminals (139) into the first and second sets of channels, respectively; (c) wrapping first and second coils of wire (151) around said first and second voice coil bodies, respectively, such that the first coil is in electrical contact with the first set of terminals and such that the second coil is in electrical contact with the second set of terminals; (d) forming a voice coil subassembly by attaching first and second ends of a flexible, electrically conductive connector (161) to said first and second voice coil bodies, respectively, wherein the first end of the connector is attached such that it is in electrical contact with the first set of terminals, and wherein the second end of the connector is attached such that it is in electrical contact with the second set of terminals; and (e) incorporating the voice coil subassembly into a synthetic jet ejector (103) having first and second voice coils such that said first coil forms a portion of said first voice coil, and such that said second coil forms a portion of said second voice coil.
Abstract:
A synthetic jet ejector (201) is provided which includes a chassis (203); first (205) and second (207) opposing synthetic jet actuators mounted in the chassis; and a controller (209) which controls the first and second synthetic jet actuators and which is in electrical contact with the first and second synthetic jet actuators by way of flexible circuitry (211, 213).
Abstract:
A method is provided for making a synthetic jet ejector. The method comprises (a) providing first and second voice coil bodies (131) having first and second sets of channels defined therein, respectively; (b) inserting first and second sets of electrically conductive terminals (139) into the first and second sets of channels, respectively; (c) wrapping first and second coils of wire (151) around said first and second voice coil bodies, respectively, such that the first coil is in electrical contact with the first set of terminals and such that the second coil is in electrical contact with the second set of terminals; (d) forming a voice coil subassembly by attaching first and second ends of a flexible, electrically conductive connector (161) to said first and second voice coil bodies, respectively, wherein the first end of the connector is attached such that it is in electrical contact with the first set of terminals, and wherein the second end of the connector is attached such that it is in electrical contact with the second set of terminals; and (e) incorporating the voice coil subassembly into a synthetic jet ejector (103) having first and second voice coils such that said first coil forms a portion of said first voice coil, and such that said second coil forms a portion of said second voice coil.
Abstract:
A synthetic jet ejector (201) is provided which includes a housing assembly (239, 241) which is equipped with a first plurality of openings (203, 207) and a second plurality of openings (205, 209), and a diaphragm assembly disposed within the housing assembly. The diaphragm assembly includes first (229) and second (243) armatures, a coil (235) disposed between the first and second armatures, first (221) and second (255) end caps, a first diaphragm (223) disposed between the first end cap and the first armature, and a second diaphragm (249) disposed between the second end cap and the second armature. The first and second diaphragms contain a first set of keying features (273) which keys them to the housing assembly. The synthetic jet ejector emits a first plurality of synthetic jets out of the first plurality of openings, and emits a second plurality of synthetic jets out of the second plurality of openings.