Patents Assigned to Twinbird Corporation
-
Publication number: 20040163388Abstract: The Stirling cycle engine includes: a casing having a cylindrical shape; a cylinder for sidably inserting a displacer and a piston into a part adjacent to one end and another part adjacent to an other end thereof respectively,_the cylinder being coaxially placed inside the casing; a driving mechanism provided around an outer peripheral surface of the cylinder so as to force the piston to reciprocate inside the cylinder; a mount for fixing the driving mechanism to the outer peripheral surface of the cylinder, the mount being integrally formed with the cylinder; a flat spring having a center portion thereof connected to the piston; and a plurality of connecting arms, one ends thereof being integrally formed with the mount and the other ends thereof being connected to a peripheral portion of the flat spring.Type: ApplicationFiled: February 18, 2004Publication date: August 26, 2004Applicant: Twinbird CorporationInventors: Tsuneo Yamagiri, Takashi Takahashi, Hideto Urasawa
-
Publication number: 20040093868Abstract: A thermosiphon which can be manufactured easily at low costs, having excellent resistance to pressure, without the circulation of a working fluid being hindered. A condenser 3 includes a condensing section 4 composed of extruded members in which a plurality of fine pores 7 are formed, a branching section 5 provided on an upstream side of the fine pores 7 to supply a gaseous working fluid returned from a gas pipe 12 into each of the fine pores 7, and a collecting section 6 provided on a downstream side of the fine pores 7 to collect the working fluid condensed inside the fine pores 7 and then supply the same into a liquid pipe 9. The gas pipe 12 is connected to an upper portion of the branching section 5 and the liquid pipe 9 is connected to a lower portion of the collecting section 6.Type: ApplicationFiled: November 4, 2003Publication date: May 20, 2004Applicant: Twinbird CorporationInventor: Kazuya Sone
-
Patent number: 6725907Abstract: A thermosiphon which can be manufactured easily at low costs, having excellent resistance to pressure, without the circulation of a working fluid being hindered. A condenser 3 includes a condensing section 4 composed of extruded members in which a plurality of fine pores 7 are formed, a branching section 5 provided on an upstream side of the fine pores 7 to supply a gaseous working fluid returned from a gas pipe 12 into each of the fine pores 7, and a collecting section 6 provided on a downstream side of the fine pores 7 to collect the working fluid condensed inside the fine pores 7 and then supply the same into a liquid pipe 9. The gas pipe 12 is connected to an upper portion of the branching section 5 and the liquid pipe 9 is connected to a lower portion of the collecting section 6.Type: GrantFiled: January 14, 2003Date of Patent: April 27, 2004Assignee: Twinbird CorporationInventor: Kazuya Sone
-
Patent number: 6710476Abstract: The invention provides an electromagnetic reciprocal drive mechanism having a movable part that is simple to manufacture, dimensionally stable and inexpensive. The device has; a permanent magnet cluster 3, and a spider 4 and retainer 5 that concentrically support the permanent magnet cluster 3, an outer laminated core 6 provided adjacent to the permanent magnet cluster 3, and an electromagnetic coil 8 wound around the outer laminated core 6. An adhesive paper sheet 13 having an adhesive layer 11 on an inner surface and which can be impregnated with an adhesive 12 is wrapped around an outer periphery of the permanent magnet cluster 3, the spider 4 and the retainer 5. The adhesive 12 is then impregnated into the adhesive paper sheet 13 and solidified. In the adhesive paper sheet 13 and the adhesive layer 11 is formed of a plurality of small holes.Type: GrantFiled: July 11, 2001Date of Patent: March 23, 2004Assignee: Twinbird CorporationInventors: Masaaki Tanozaki, Takayuki Minagawa, Takeshi Suzuki, Hideto Urasawa
-
Patent number: 6668862Abstract: A fluid bearing mechanism using a one-way valve with such a simple structure that high processing accuracy is not required. A one-way valve 6 includes a valve base 7; an abutting portion 11 protruding inwardly, formed with a small communication hole 12 in a center thereof; a moveable element 8 which is moveable inside the valve base 7 in an axial direction; and a retaining body 9 for retaining the moveable element 8 between the abutting portion 11 and itself inside the valve base 7. The retaining body 9 includes ventilation grooves 8b, 9c for communicating an inside with an outside of the valve base 7. When the piston 2 is moved toward the compressing direction, the moveable element 8 is shifted toward the inside of the piston 2 due to the inner pressure of the cylinder 1 and its inertial force, thus opening the small communication hole 12.Type: GrantFiled: April 23, 2002Date of Patent: December 30, 2003Assignee: Twinbird CorporationInventors: Kazuo Maezawa, Takayuki Minagawa, Hideto Urasawa
-
Publication number: 20030200621Abstract: A cyclonic vacuum cleaner with simple structure, low airflow leakage, excellent maintainability, and less possibility of littering a floor in the case of dumping dusts or care of the cleaner. A cyclonic portion 14 of an approximately cylindrical shape, having a bottom, an introducing portion 15 for introducing dust-laden airflow to the cyclonic portion 14, and a reinforcing rib 35 provided on a lowermost end of the dust-collecting portion 11 for allowing it to stand on end, are formed into a one-piece structure. Thus, the structure from the introducing portion 15 to the cyclonic portion 14 can be simplified and the possibility of airflow leakage can be reduced. Also, maintenance of the cyclonic portion 14 and the introducing portion 15 can be easily performed through the detachment of the dust-collecting portion 11 together with the introducing portion 15.Type: ApplicationFiled: April 1, 2003Publication date: October 30, 2003Applicant: Twinbird CorporationInventors: Mineyuki Inoue, Katsuhiko Yoshida, Takeshi Yamada
-
Publication number: 20030163887Abstract: A cyclonic vacuum cleaner having a simple structure with low airflow leakage and excellent maintainability despite its long suction passage. A dust-collecting portion 11 includes a cyclonic portion 14 which is approximately cylinder-shaped, having a bottom and an introducing portion 15 for introducing dust-laden airflow to the cyclonic portion 14. The cyclonic portion 14 and the introducing portion 15 are integrally formed and then a vortex flow generating member 21 is provided in the dust-collecting portion 11. Thus, the structure of the dust-collecting portion can be simplified and thus the dusts can be dumped by detaching the dust-collecting portion 11 together with the introducing portion 15. Consequently, maintenance can be easily performed. Further, as the number of joints can be reduced, possibility of airflow leakage within the suction passage is reduced, so that dust-collecting performance can be enhanced.Type: ApplicationFiled: February 20, 2003Publication date: September 4, 2003Applicant: Twinbird CorporationInventor: Mineyuki Inoue
-
Publication number: 20030136549Abstract: A thermosiphon which can be manufactured easily at low costs, having excellent resistance to pressure, without the circulation of a working fluid being hindered. A condenser 3 includes a condensing section 4 composed of extruded members in which a plurality of fine pores 7 are formed, a branching section 5 provided on an upstream side of the fine pores 7 to supply a gaseous working fluid returned from a gas pipe 12 into each of the fine pores 7, and a collecting section 6 provided on a downstream side of the fine pores 7 to collect the working fluid condensed inside the fine pores 7 and then supply the same into a liquid pipe 9. The gas pipe 12 is connected to an upper portion of the branching section 5 and the liquid pipe 9 is connected to a lower portion of the collecting section 6.Type: ApplicationFiled: January 14, 2003Publication date: July 24, 2003Applicant: Twinbird CorporationInventor: Kazuya Sone
-
Publication number: 20030127480Abstract: An in-car storage box which can be reliably fastened on a seat in a vehicle. A container body 1 is formed with a belt groove 9 substantially orthogonal to the front-to-back direction of the container body 1. A seat belt B is hung on the belt groove 9 and tightened, so that the storage box can be firmly fastened onto the seat. Thus, it is possible to prevent the storage box from being moved within the vehicle even though a force of inertia is exerted thereupon by stepping on a brake or the like. Further, as at least one side of the belt groove is formed with a hook, the seat belt can stay in the belt groove without coming off there, thus ensuring the fastening of the seat belt. Still further, as the belt groove 9 is formed on an extension portion 7 which extends toward the inside of an opening 9, it is possible to make the storage box compact as a whole.Type: ApplicationFiled: December 17, 2002Publication date: July 10, 2003Applicant: Twinbird CorporationInventors: Mitsuo Hirota, Kanya Ito, Takahiro Saito, Katsunari Utsugi
-
Publication number: 20030111311Abstract: A vibration absorbing unit comprises: a casing 1 having a piston 3 which reciprocates and vibrates, a first fixed member 5 and a second fixed member 7 provided substantially orthogonal to a vibration direction Y of the piston 3, one weight 8 provided between the fixed members 5 and 7 so as to be substantially coaxial with the center of vibration of the piston 3, and a coil spring mechanism 12 fitted substantially parallel with the direction Y for suspending the weight 8 between the members 5 and 7. These components are provided inside the casing 1. In accordance with the vibration of the reciprocating piston 3, the weight 8 suspended by the coil spring mechanism 12 resonates inside the casing 1 with the vibration of the piston 3, so that the vibration transmitted to the casing 1 can be absorbed, and also the casing 1 can be made small.Type: ApplicationFiled: November 21, 2002Publication date: June 19, 2003Applicant: Twinbird CorporationInventors: Mamoru Saito, Hideto Urasawa, Yong-Rak Kwon
-
Patent number: 6539733Abstract: A thermosiphon is provided of low cost and simple construction and having a condenser which can reliably discharge a condensed working fluid from an outlet pipe even if the apparatus is somewhat inclined. A thermosiphon 1 comprises a condenser 2 connected to a cold part B of a refrigeration apparatus A, and a capillary 3a and a large diameter pipe 3b connected to the condenser 2 and which can pass a working fluid thereinside. The condenser 2 comprises; an attachment part 4 attached to the cold part B for conducting cold from the cold part B, and a condensing part 5 provided at an end of the attachment part 4 for condensing the working fluid. The condensing part 5 has a cavity portion 6 thereinside, and an inside bottom part 6a of the cavity portion 6 is formed descending towards an outlet hole 12 communicating with the capillary 3a for the working fluid.Type: GrantFiled: October 24, 2001Date of Patent: April 1, 2003Assignee: Twinbird CorporationInventor: Kazuya Sone
-
Patent number: 6528749Abstract: A switch attachment structure for an electric appliance which is simple but is able to provide good assembling efficiency. A first outer shell (2a) which constructs a part of a main body or pillar (2) of the electric appliance is provided in a bottom with an attachment frame (8). The attachment frame (8) includes a through-hole (7) for attaching a tip-over switch (3) thereto and a cutout (9) formed in a part of the attachment frame (8). The cutout (9) has a width at least as large as the thickness of a lead wire (10), thus providing the communication of the through-hole (7) with the outside of the attachment frame (8). When combining the first outer shell (2a) and a second outer shell (2b) together, the cutout (9) is filled by the second outer shell (2b).Type: GrantFiled: August 22, 2001Date of Patent: March 4, 2003Assignee: Twinbird CorporationInventors: Masahiko Hori, Shuichi Taniguchi
-
Publication number: 20020189048Abstract: A downsized vacuum cleaner whose filter is less likely to be clogged. An electric motor 2 and a fan 3 are provided within a cleaner body 1. A dust collecting section 16 is formed annular so as to surround the circumference of the fan 3. A filter 12 for filtering dust is mounted at an inside peripheral face of the dust collecting section 16 and dust separated by the filter 12 is collected in the dust collecting section 16. A flectional portion 35 is formed at an upper end of a suction tube 32, facing the dust collecting section 16 so that an airflow flowing along a peripheral direction of the dust collecting section 16 is generated. This causes comparatively larger-sized dust to be pressed, by a centrifugal force, against an inside wall of an outer peripheral side of the dust collecting section 16 so that only small-sized dust is filtered by the filter 12, preventing the filter 12 from being clogged.Type: ApplicationFiled: June 18, 2002Publication date: December 19, 2002Applicant: TWINBIRD CORPORATIONInventors: Kaname Maruyama, Toshiaki Ogawa, Shuichi Taniguchi, Mineyuki Inoue, Takeshi Yamada
-
Patent number: 6442959Abstract: A thermosiphon for a refrigerating machine which can maintain smooth circulation of working fluid by ensuring the flow of the working fluid into a condenser even if it is condensed in a connecting end of a gas pipe connected to the condenser. The gas pipe 16 connected to the condenser 12 has a connecting end which is formed with a riser pipe 28, thereby constructing a reverse-flow suppressing portion 30 which is brought to a higher position than the condenser 12. Thus, even if the working fluid is condensed in the riser pipe 28, the condensed working fluid can be forcedly allowed to flow down into the condenser 12 by gravitational force.Type: GrantFiled: June 28, 2001Date of Patent: September 3, 2002Assignee: Twinbird CorporationInventor: Kazuya Sone
-
Patent number: 6389811Abstract: A stirling cycle engine whose cylinder, including a mount, can be easily fabricated and securely attached. The stirling cycle engine of the invention comprises a casing having a cylindrical portion 2; a metallic cylinder 7 coaxially inserted into the cylindrical portion 2 of the casing 1; a piston 15 inserted into the cylinder 7; a drive mechanism 16 for reciprocally driving the piston 15; and a mount 28 which is attached to an outer periphery of the cylinder 7 for fixing the cylinder 7 to the casing 1 and retaining the drive mechanism 16. The mount 28 is made of a material of low heat conductance, constructed separately from the cylinder 7. The mount 28 is attached to the outer periphery of the cylinder 7. Thus, the easier working thereof is resulted, so that the working time is shortened, to thereby improve productivity, and reduce working costs. Further, The heat from the drive mechanism 16 is less likely to transfer to the cylinder 7 via the mount 28.Type: GrantFiled: June 5, 2001Date of Patent: May 21, 2002Assignee: Twinbird CorporationInventors: Hideto Urasawa, Kentaro Suzuki, Takeshi Suzuki
-
Publication number: 20020050146Abstract: A thermosiphon is provided of low cost and simple construction and having a condenser which can reliably discharge a condensed working fluid from an outlet pipe even if the apparatus is somewhat inclined. A thermosiphon 1 comprises a condenser 2 connected to a cold part B of a refrigeration apparatus A, and a capillary 3a and a large diameter pipe 3b connected to the condenser 2 and which can pass a working fluid thereinside. The condenser 2 comprises; an attachment part 4 attached to the cold part B for conducting cold from the cold part B, and a condensing part 5 provided at an end of the attachment part 4 for condensing the working fluid. The condensing part 5 has a cavity portion 6 thereinside, and an inside bottom part 6a of the cavity portion 6 is formed descending towards an outlet hole 12 communicating with the capillary 3a for the working fluid.Type: ApplicationFiled: October 24, 2001Publication date: May 2, 2002Applicant: TWINBIRD CORPORATIONInventor: Kazuya Sone
-
Patent number: 6375339Abstract: A lighting apparatus which enables a shade to be easily attached, detached and rotated with a simple structure and an enhanced degree of freedom in design. Grooves 9,10 defining arc-shaped portions 15,16, respectively, are formed around an axis of a head 4, to which is mounted a fluorescent light bulb 7. A shade 8 which is formed with protrusions 17, 18 opposite to the grooves 9, 10 is mounted to the head 4 so as to cover the fluorescent light bulb 7. By pressing the protrusions 17, 18 of the shade 8 into the grooves 9, 10 of the head 4, the shade 8 can be very easily mounted to the head 4. By lifting up the shade 8 from the head 4, the shade 8 can be very easily removed from the head 4. In addition, the shade 8 can be rotated by allowing the protrusions 17, 18 formed on the shade 8 to slide along the arc-shaped portions 15, 16. As such shade 8 allows a simple integral structure, degree of freedom in designing a lighting apparatus can be enhanced.Type: GrantFiled: October 3, 2000Date of Patent: April 23, 2002Assignee: Twinbird CorporationInventors: Kaname Maruyama, Takashi Honda, Shuichi Taniguchi, Masahiko Hori
-
Patent number: D461786Type: GrantFiled: July 20, 2001Date of Patent: August 20, 2002Assignee: Twinbird CorporationInventor: Kaname Maruyama
-
Patent number: D478102Type: GrantFiled: June 4, 2002Date of Patent: August 5, 2003Assignee: Twinbird CorporationInventor: Katsunari Utsugi
-
Patent number: D482506Type: GrantFiled: August 23, 2002Date of Patent: November 18, 2003Assignee: Twinbird CorporationInventors: Takashi Honda, Kaname Maruyama