WO2006112264A1 - Dispositif de stockage de type levage - Google Patents

Dispositif de stockage de type levage Download PDF

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Publication number
WO2006112264A1
WO2006112264A1 PCT/JP2006/307212 JP2006307212W WO2006112264A1 WO 2006112264 A1 WO2006112264 A1 WO 2006112264A1 JP 2006307212 W JP2006307212 W JP 2006307212W WO 2006112264 A1 WO2006112264 A1 WO 2006112264A1
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WO
WIPO (PCT)
Prior art keywords
lifting
storage
storage shelf
shelf
counter
Prior art date
Application number
PCT/JP2006/307212
Other languages
English (en)
Japanese (ja)
Inventor
Kousaku Inoue
Tetsuji Niiyama
Takahiro Nakamura
Katsuyuki Okumura
Akihiro Nakamura
Masayuki Hashimoto
Yoshiro Matsushita
Kazuhiko Inaoka
Original Assignee
Matsushita Electric Works, Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2005117211A external-priority patent/JP4389834B2/ja
Priority claimed from JP2005117262A external-priority patent/JP4379372B2/ja
Priority claimed from JP2005120035A external-priority patent/JP4375277B2/ja
Application filed by Matsushita Electric Works, Ltd. filed Critical Matsushita Electric Works, Ltd.
Priority to CN2006800110683A priority Critical patent/CN101155528B/zh
Publication of WO2006112264A1 publication Critical patent/WO2006112264A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B81/00—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis
    • A47B81/04—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis specially adapted for storing dishware
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B51/00—Cabinets with means for moving compartments up and down

Definitions

  • the present invention relates to an elevating storage apparatus provided in a kitchen floor cabinet that is suitably used as a so-called open type facing kitchen.
  • a kitchen floor cabinet is generally provided with a storage section under a counter, an operator temporarily suspends cooking work and the like in order to put in and out stored items such as dishes, pans, and seasonings. In the bent state, it was necessary to put in and out the stored items from the storage unit. For this reason, a storage section is provided in a top bag above the floor cabinet so that the storage section can be pulled down when a stored item is taken in or out (see Patent Documents 1 and 2).
  • the applicant of the present invention forms a lift opening in a part of the counter of the kitchen floor cabinet, and the lift opening is provided in the lift opening.
  • an elevating type storage device equipped with a storage shelf (draining shelf) to be placed and a lifting mechanism for lowering the storage shelf (draining shelf) to the storage space below the counter and raising it above the counter.
  • Patent Document 3 There is a storage device that stops raising and lowering the storage body based on an inspection result of an article by an article inspection switch.
  • Patent Document 1 Japanese Unexamined Patent Publication No. 2000-316643
  • Patent Document 2 Japanese Patent Laid-Open No. 2001-149297
  • Patent Document 3 Actual Fairness 6-20437
  • An object of the present invention is to meet the above-mentioned demand, and it is possible to prevent a problem due to foreign matter being caught between a storage shelf and a counter surface near the lifting opening. Is to provide a device.
  • the lifting storage device of the present invention includes a storage shelf disposed in a lifting opening formed in a part of a counter of a kitchen floor cabinet, and lowering the storage shelf into a storage space under the counter.
  • An elevating mechanism that raises the counter, a foreign object detecting unit that detects that there is a foreign object in the vicinity of the elevating opening, and a lifting operation of the storage shelf by the elevating mechanism when the foreign object is detected by the foreign object detecting unit.
  • a foreign object detection stop part for stopping the operation.
  • FIG. 1 is a kitchen floor cabinet showing an embodiment of the present invention, in which (a) is a perspective view of a draining shelf in a lowered position, and (b) is a perspective view of a draining shelf in an elevated position.
  • FIG. 2 (a) is a perspective view of an L-shaped floor cabinet, and (b) is a front view of a switch panel. ⁇ 3] It is a perspective view of the lifting storage device as seen from the side of the dining room.
  • ⁇ 4 (a) is a front view of the lifting storage device with a view of dining capacity, and (b) is a side view of the drain trap.
  • ⁇ 5 (a) is a plan view of the elevating storage device with the draining shelf omitted, and (b) is a cross-sectional side view of the main part of the elevating storage device.
  • ⁇ 6 (a) is a perspective view of a draining shelf with the top plate omitted, and (b) is a perspective view of a guide rail and a bracket.
  • FIG. 7 is an exploded perspective view of a draining shelf with the top plate omitted.
  • a draining shelf provided with a foreign matter detection unit (a) is an overall perspective view, (b) is a perspective view of the cover frame, and (c) is a cross-sectional view of the main part of the cover frame.
  • a draining shelf provided with a foreign matter detection unit of a modified example (a) is a perspective view of the main part, (b) is a sectional view of the mold part, and (c) is a draining shelf with a piezoelectric sensor on the top plate. It is a whole perspective view of a shelf.
  • FIG. 11 (a) is a circuit diagram of an electrostatic detection sensor, and (b) is a system diagram of foreign object detection.
  • FIG. 12 is a block diagram showing an electrical configuration of a sensing part related to raising and lowering a draining shelf in a control box in a kitchen floor cabinet according to another embodiment of the present invention.
  • FIG. 13 is a graph showing the relationship between a reference value for detecting foreign matter and a determination threshold stored in a memory.
  • FIG. 14 is a graph showing a change in a determination threshold value for detecting a foreign object in a kitchen floor cabinet according to still another embodiment of the present invention.
  • FIG. 15 is a flowchart for explaining changes in reference values for foreign object detection in a kitchen floor cabinet according to another embodiment of the present invention.
  • FIG. 16 is a system diagram of foreign matter detection in a kitchen floor cabinet according to still another embodiment of the present invention.
  • FIG. 17 is a block diagram showing an electrical configuration of a sensing portion related to raising and lowering the draining shelf in the control box in the system shown in FIG.
  • FIG. 18 is a graph showing the relationship between the output voltage of the sliding resistance and the height of the draining shelf.
  • FIG. 19 is a graph for explaining the operation of foreign object detection and overload detection.
  • FIG. 1 is a kitchen floor cabinet 1 according to an embodiment of the present invention.
  • (A) is a perspective view of the draining shelf (storage shelf) 2 in the lowered position (when not in use) D
  • (b) is a perspective view of the draining shelf 2 in the raised position (when in use) U.
  • the floor cabinet 1 in FIG. 1 illustrates an open type facing kitchen without a wall surface between the kitchen and the dining.
  • the present invention can be practiced without being an open type facing kitchen.
  • a sink 3 is provided on the right side of the counter of the floor cabinet 1, and a draining shelf 2 that is a storage shelf is disposed at a rear position of the sink 3.
  • the draining shelf 2 may be arranged at a side position of the sink 3.
  • a stove 4 is provided on the left side of the counter of the floor cabinet 1.
  • the left-right and front-rear directions are expressed as if the person was standing in front of the sink 3 on the kitchen side and facing the dining side.
  • the draining shelf 2 when the floor cabinet 1 is L-shaped, the draining shelf 2 can be provided in a corner space. In this case, the corner space that becomes a dead space can be used effectively. In particular, if both the left and right sides of the kitchen side of the draining shelf 2 are opened, it becomes easier to put in and out the storage items such as tableware, and the usability is improved. Further, although not specifically shown, when the floor cabinet 1 is U-shaped, the draining shelf 2 can be provided in at least one of the left and right corner spaces. Even in this case, the same effect as the L-shaped floor cabinet 1 can be obtained.
  • the draining shelf 2 is disposed in an elevating opening 5 formed in a counter of the floor cabinet 1, and is stored in the storage space under the counter by an elevating mechanism 6 described later. Ascending / descending displacement occurs between the descending position D that is lowered between 14 and the ascending position U that is elevated on the counter.
  • the draining shelf 2 is provided with tableware draining portions 2a, 2b in two upper and lower stages, and in an upper portion of the upper draining portion 2a, A cleaning part 2c and a cutting board storage part 2d are provided, and a small part storage part 2e for storing small items such as seasonings and wraps in two stages up and down is provided at the left side of the draining parts 2a and 2b. Is provided.
  • the top plate 2f of the draining shelf 2 is opposed to the counter counter of the floor cabinet 1 with a slight gap in the lowered position D so as to cover the lifting opening 5. Part of the counter.
  • the top plate 2f can be used as a counter space (cooking table).
  • a switch panel 7 for raising and lowering the draining shelf 2 is attached to the right front position of the top plate 2f. As shown in detail in FIG. 2 (b), the switch panel 7 is provided with an ascending switch 7a, a stop switch 7b, and a descending switch 7c. 7d, foreign object pinching notification 'alarm unit 7e, overload notification ⁇ alarm unit 7f is provided.
  • FIG. 6 (a) is a perspective view of the draining shelf 2 with the top plate 2f omitted
  • FIG. 7 is an exploded perspective view of the draining shelf 2.
  • the draining shelf 2 is stretched into a horizontally-long rectangular frame by a horizontally-long rectangular upper frame 2A and a lower frame 2B, and a vertically-long rectangular left-side frame 2C and a right-side frame 2D.
  • a partition frame 2E having a partition plate 2g is attached between the left frame 2D and the right frame 2D.
  • both end portions of an upper partition plate 2h that divides the upper and lower accessory storage portions 2e are supported. Further, a lower partition plate 2i is provided between the partition frame 2E and the left side frame 2C so as to be positioned above the lower frame 2B. It is supported by. It is preferable that the upper drainage portion 2a and the partition plate 2h are removed so that the height position can be adjusted.
  • a decorative board 11 is attached and covered, and the left frame 2C.
  • the right decorative frame 12a to 12c are attached to the right frame 2D and the upper frame 2A, respectively. If the decorative board 11 is translucent, the interior of the draining shelf 2 can be brightened by the light on the dining side.
  • a storage space 14 for storing the draining shelf 2 lowered to the lowered position D is provided inside the floor cabinet 1 corresponding to the lifting opening 5.
  • the storage space 14 is formed in a substantially U shape having an upper surface opened by the left and right side plates 14A and 14B and the bottom plate 14C.
  • the surface on the sink 3 side of the left and right side plates 14A, 14B and the bottom plate 14C is closed by a back plate 14D, and the dining side surface is closed by an inspection door 14E.
  • the draining shelf 2 itself may be configured as a tableware dryer. Furthermore, the draining shelf 2 itself may be configured as a dishwasher.
  • an elevating mechanism 6 for the draining shelf 2 and the like are stored in the storage space 14. That is, a pair of guide rails 15 are fixed to the inner surfaces of the left and right side plates 14A and 14B of the storage space 14 so as to extend in the vertical direction and are spaced apart in the depth direction. An upper pulley 16A and a lower pulley 16B are fixed between the pair of guide rails 15 corresponding to the upper end portion and the lower end portion of the guide rail 15, respectively.
  • H-shaped brackets 17 are fixed to the lower portions of the left side frame 2C and the right side frame 2D of the draining shelf 2, respectively.
  • Synthetic resin sheaths 18 are fitted to the corresponding guide rails 15 so as to be slidable in the vertical direction.
  • the drain 18 is guided by the guide rail 15 so that the shoe 18 of the bracket 17 slides on the guide rail 15. It can be moved up and down.
  • An electric motor 20 and two drums 21A and 21B driven by the electric motor 20 via a chain 21a are installed at a substantially central position in the left-right direction of the bottom plate 14C of the storage space 14. Yes.
  • the left belt 22A is wound around the one drum 21A with a downward force and the inner end is locked
  • the right belt 22B is also wound around the inner end with the other belt 21B. The part is locked.
  • the left belt 22A is wound around a lower pulley 16B and an upper pulley 16A in order on the left side plate 14A, and its outer end is locked to the bracket 17 of the left frame 2C of the draining shelf 2.
  • the right belt 22B is wound around the lower pulley 16B and the upper pulley 16A of the right side plate 14B in this order, and its outer end is a bracket 17 of the right frame 2D of the draining shelf 2. It will be locked to.
  • a structure for applying a brake (not shown) is provided so that the vehicle does not fall (fall) suddenly under its own weight.
  • the draining shelf 2 is automatically lowered to the lowering position D below the counter in this way.
  • the lowering position D is not automatically lowered until it reaches a predetermined position just before the lowering position D (for example, about 50 mm) by one push operation, but the lowering from the predetermined position continues to push the lowering switch 7c. If it is not done, it becomes like (V, two-step push). As a result, safety is enhanced.
  • a control box 40 (see FIG. 3) is mounted on the bottom plate 14C of the storage space 14. Then, the control circuit in the control box 40 includes the electric motor 20, the switches 7a to 7c, and the notification alarm unit 7c! ⁇ 7f, the water level detector 29 shown in Fig. 4 (b) is connected.
  • the elevating opening 5 is provided with a cover frame 37 of a horizontally long conductive shape (for example, made of aluminum-um) that surrounds the four peripheries thereof.
  • the cover frame 37 is mounted on its inner edge on a rising portion 37a that rises so as not to come into contact with each wall surface of the raising and lowering draining shelf 2, and on all four counter surfaces la of the raising and lowering opening 5 of the floor cabinet 1. And a flange portion 37b.
  • the conductive cover frame 37 also serves as an electrostatic detection sensor 38 described later. Further, the cover frame 37 can hide the gap between the lifting opening 5 and the draining shelf 2.
  • piezoelectric sensors (foreign matter detection portions) 39 are attached at appropriate positions around the four circumferences.
  • the electrostatic detection sensor 38 which is the cover frame 37
  • the piezoelectric sensor 39 is placed on the counter surface la in an electrically insulated state.
  • a cable-shaped piezoelectric sensor 39 is fitted into a groove 37c formed on the lower surface of the cover frame 37, and the piezoelectric sensor 39 is screwed into the cover frame 37 inside.
  • the presser plate 48 that is fixed in place is pressed so that it does not come off.
  • Reference numeral 49 denotes a back guard fixed to the counter surface la, and this back guard blocks the water on the counter surface la from entering the lifting opening 5.
  • Reference numeral 59 denotes an elastic locking device attached at an appropriate position around the lifting opening 5, and by pressing an elastic locked portion 37d formed on the lower surface of the cover frame 37 from above, The locking tool The locked portion 37d is locked to 59. Therefore, the locked portion 37d of the cover frame 37 can be locked to the locking tool 59 around the lifting opening 5 with one touch.
  • the electrostatic detection sensor 38 and the piezoelectric sensor 39 as the cover frame 37 are connected to the control circuit of the control box 40 on the bottom plate 14C of the storage space 14 by lead wires 41.
  • a capacitance C1 between the electrostatic detection sensor 38, which is the cover frame 37, and the ground is stored in advance.
  • a foreign object having a capacitance for example, a human body
  • the electrostatic detection sensor 38 that is the cover frame 37 touches the electrostatic detection sensor 38 that is the cover frame 37
  • the amount of capacitance C2 between the human body and the ground increases.
  • C1 + C2 it can be detected that a foreign object touches the cover frame 37.
  • the piezoelectric sensor 39 when a foreign object having no electrostatic capacity (such as a seasoning bottle) is put on the cover frame 37, the piezoelectric sensor 39 also has a pressure change force on the cover frame 37. Can be detected.
  • the bottom of the water receiving tray 10 of the draining shelf 2 is formed so as to be recessed downward, and a drain port 10a is provided at the center thereof.
  • One end 25a of a flexible drain pipe 25 is connected to the drain port 1 Oa, and the other end 25b of the drain pipe 25 is connected to a water receiving mass 26 attached to the inner wall surface of the back plate 14D of the storage space 14. Connected to the upper position of!
  • the water receiving mass 26 is formed in a square box shape having an open top, and an inlet end of a U-shaped drain trap 27 is connected to the lower portion of the water receiving mass 26.
  • a drain pipe 28 is connected to the outlet end of the drain trap 27.
  • the drain pipe 28 is connected to a sewage pipe or the like (not shown) from the opening 14a (see FIG. 3) of the bottom plate 14C of the storage space 14.
  • An inner diameter D1 of the drainage nozzle 25 is set smaller than an inner diameter D2 of the drain pipe 28. Further, in the drain trap 27, as shown in FIG. 4 (b), a water level detector 29 for detecting the water level L in the drain trap 27 is provided.
  • an inclined water receiving bowl 30 is placed on the inner wall surface of the back plate 14D at an almost same height as the water receiving mass 26 attached to the inner wall surface of the back plate 14D of the storage space 14. It is installed in the state.
  • the inclined lower side of the water receiving bowl 30 is the upper part of the water receiving mass 26. It is linked to the position.
  • the water receiving basin 30 is positioned almost directly below the lifting opening 5.
  • the draining shelf 2 installed in the ascending / descending opening 5 formed in the counter is lowered to the storage space 14 under the counter when not in use. It is suitable for an open type facing kitchen where there is no wall between the kitchen and the die by raising it on the counter at the time of use, and if the draining shelf 2 is raised on the counter, it will not bend It becomes possible to put in and out the stored items.
  • draining shelf 2 since the draining shelf 2 is only raised on the counter, it becomes easy to take in and out stored items such as tableware in any stage of the draining shelf 2, and the draining shelf 2 If you lower it to the storage space 14 under the counter, you will be able to use the upper surface of the counter widely and will not interfere with other operations on the counter.
  • the electrostatic detection sensor 38 detects that there is a foreign object in the vicinity of the lifting opening 5 while the draining shelf 2 is descending, similarly, the electric motor 20 is urgently stopped and the draining shelf is stopped. The descent of 2 is stopped.
  • control box is configured so that the electric motor 20 is reversed for a short time and the draining shelf 2 is moved up to a predetermined raised position. If the electric motor 20 is controlled by 40, it is easy to remove even if a foreign object is caught.
  • notification of the foreign object pinching notification / alarm unit 7e on the switch panel 7 can prompt the user to remove the foreign object. Even if the descent of the draining rack 2 stops due to foreign object detection, if the lift switch 7a is pushed, the electric motor 20 rotates normally, that is, if the draining rack 2 is raised, the foreign object is caught. Can be easily removed.
  • the electrostatic detection sensor 38 can quickly detect a foreign matter (for example, a human body) having a capacitance and pinch it. This can be prevented in advance, and the piezoelectric sensor 39 can reliably detect foreign substances (for example, seasoning bottles) that do not have capacitance, so that safety is further improved. In this way, it is possible to prevent undesired foreign matter from being caught, and to prevent the occurrence of problems such as the lifting mechanism 6 being locked and becoming inoperable or being overloaded (overcurrent).
  • a foreign matter for example, a human body having a capacitance and pinch it. This can be prevented in advance, and the piezoelectric sensor 39 can reliably detect foreign substances (for example, seasoning bottles) that do not have capacitance, so that safety is further improved. In this way, it is possible to prevent undesired foreign matter from being caught, and to prevent the occurrence of problems such as the lifting mechanism 6 being locked and becoming inoperable or being overloaded (overcurrent).
  • the floor cabinet 1 indicates that there is a foreign object near the lifting opening 5 before, during and after the draining shelf 2 is lowered.
  • the force that was used to stop the descent of the draining shelf 2 when it was detected at 39 confirm that there is a foreign object near the lifting opening 5 before, during and after the lifting of the draining shelf 2.
  • the electrostatic detection sensor 38 is detected by the piezoelectric sensor 39, the rising of the draining shelf 2 can be stopped. In this way, safety is further improved.
  • the floor cabinet 1 is provided with the electrostatic detection sensor 38 and the piezoelectric sensor 39, but V may be only one of the sensors! /.
  • Fig. 10 is a modification, and as shown in Fig. 10 (a) and Fig. 10 (b), a mold frame 42 is attached to the four peripheries of the opening edge of the lifting opening 5, and In addition, a flat plate sash 43 that can be swung up and down by a hinge 43a is provided, and a limit switch 44 with an actuator 44a facing upward is mounted at an appropriate position in the mold 42. Ascending by this sash 43 The gap between the descending opening 5 and the draining shelf 2 is covered. A packing 45 that seals between the wall of the draining shelf 2 may be attached to the inner surface of the mold 42.
  • the sash 43 is normally swung up by the panel force of the actuator 44a.
  • a foreign object for example, a seasoning bottle
  • the sash 43 is swung downward, and the limit switch 44 is turned on.
  • This limit switch 44 is connected to the control box 40 with a lead wire 41.
  • a piezoelectric sensor 39 similar to the above may be provided at an appropriate position on the lower surface of the top plate 2f in the draining shelf 2.
  • the piezoelectric sensor 39 is connected to the control box 40 with a lead wire 41.
  • the piezoelectric sensor 39 detects that there is a foreign object in the vicinity of the lifting opening 5 while the draining shelf 2 is descending, the signal is sent to the control box 40 in the same manner as described above, and the control is performed.
  • the foreign matter detection stop circuit force of the box 40 is also sent to the electric motor 20 of the elevating mechanism 6 so that the electric motor 20 stops urgently and the descent of the draining shelf 2 is stopped.
  • the draining shelf 2 which is one of the storage shelves is taken as an example of the lifting storage device of the floor cabinet 1.
  • the present invention is not limited to this. It may be a dryer.
  • FIG. 12 is a block diagram showing an electrical configuration of a sensing portion related to raising and lowering the draining shelf 2 in the control box 40 in the kitchen floor cabinet according to another embodiment of the present invention.
  • the structure of the kitchen floor cabinet according to the present embodiment the structure of the above-described kitchen floor cabinet 1 can be used, and it should be noted that the method for determining foreign objects is different.
  • the control box 40 ′ is used in place of the control box 40 described above, thereby realizing the following functions.
  • the electrostatic detection sensor 38 and the piezoelectric sensor 39 detect the sliding resistance 45 and the photo interrupter for detecting the raising and lowering position of the draining shelf 2. 46 is provided.
  • the arithmetic processing circuit 50 composed of a microcomputer or the like controls the lifting mechanism 6 and the like in response to the detection results.
  • the sliding resistance 45 is provided along the guide rail 15 to detect the ascending / descending position of the draining shelf 2, and the photo interrupter 46 includes a pair of light emitting / receiving elements 46a, 46b. It is detected that the draining shelf 2 has reached the lift upper limit position or the lift lower limit position, so that the arithmetic processing circuit 50 stops the lift mechanism 6 and detects the detection result of the sliding resistance 45. To compensate.
  • a bias voltage is applied to one end of the sliding resistor 45, the other end is connected to GND, and the output voltage of the sliding piece 45a provided on the draining shelf 2 side is the arithmetic processing circuit 5 0 Input to analog Z digital conversion port 50a. Therefore, the raising / lowering position of the draining shelf 2 is detected as an absolute value even when the power is turned on or after the power is restored.
  • the light emitting element 46b includes a light emitting diode or the like, and is connected in series with the noise resistor 46c between the bias voltage source and the GND, and is always lit.
  • the light emitting element 46b is lit only when there is a possibility that the draining shelf 2 can be moved up and down, for example, when the switch panel 7 is exposed to the outside and can be operated. You may do it.
  • the light receiving element 46a paired with the light emitting element 46b is composed of a phototransistor or the like, and its collector is connected to a bias voltage source via a resistor 46d, and an emitter is connected to GND via a resistor 46e.
  • connection point is connected to the base of transistor 46f.
  • the collector of the transistor 46f is connected to a bias voltage source through a bull-up resistor 46g, and the emitter is connected to GND.
  • the connection point between the collector of the transistor 46f and the pull-up resistor 46g is connected to the input port of the arithmetic processing circuit 50.
  • Such a photo interrupter 46 is provided on the draining shelf 2 side, and a through hole or a light shielding plate provided on the guide rail 15 side forms or blocks an optical path between the light receiving element 46a and the light emitting element 46b.
  • the arithmetic processing circuit 50 can detect that the draining shelf 2 has reached the up / down upper limit position or the up / down lower limit position.
  • an oscillation circuit 51 As the configuration relating to the electrostatic detection sensor 38, an oscillation circuit 51, a tuning circuit 52, a DC cut / smoothing circuit 53, and an amplifier circuit 54 are provided.
  • the oscillation circuit 51 includes a resonator 51a including resonance capacitors 51b and 51c and inverters 5 Id and 51e, and oscillates a signal having a predetermined frequency.
  • the tuning circuit 52 includes an LC filter including an inductor 52b and a capacitor 52c connected to a downstream side of the resistor 52a, and a resistor 52a inserted in a signal line from the oscillation circuit 51.
  • the inductor 52b The electrostatic detection sensor 38 is connected to a connection point between the capacitor 52c and the capacitor 52c. Therefore, with respect to the oscillation signal from the oscillation circuit 51, the tuning frequency is changed by the capacitance of the electrostatic detection sensor 38, and the amplitude of the output signal from the tuning circuit 52 is changed.
  • the DC cut / smoothing circuit 53 includes a DC cut capacitor 53a, smoothing diodes 53b and 53c and a capacitor 53d, and a discharge resistor 53e of the capacitor 53d.
  • a DC voltage corresponding to the output amplitude of the tuning circuit 52 is output.
  • the DC voltage is input to the amplifying circuit 54 via the resistor 56, amplified, and then input to the analog Z / digital conversion port 50 b of the arithmetic processing circuit 50.
  • the determination unit 50x of the arithmetic processing circuit 50 determines whether the output level of the amplification circuit 54 has exceeded a predetermined determination threshold, that is, changes in capacitance due to contact of foreign matter with the electrostatic detection sensor 38.
  • the contact of foreign matter to the electrostatic detection sensor 38 is detected from whether or not the predetermined level exceeds a predetermined level.
  • the determination unit 50x stops the descending of the elevating mechanism 6 as described above, and also notifies the user of the presence of the foreign object from the foreign object pinching / alarm unit 7e.
  • the arithmetic processing circuit 50 constitutes a foreign object detection stop unit and will be described later.
  • the electrostatic detection sensor 38 constitutes an electrode, the oscillation circuit 51, the tuning circuit 52, the DC cut'smoothing circuit 53, and the amplification circuit 54. Constitutes signal processing means.
  • the upper / lower upper limit position force of the draining shelf 2 is also set at each stop position in the up / down range up to the lower limit position.
  • the reference value of the input level to the analog Z / digital conversion port 50b is stored, and the correction unit 50d in the arithmetic processing circuit 50 includes the ascending switch 7a, the stopping switch 7b, and the descending switch of the switch panel 7.
  • the stop position is detected from the output of the sliding resistance 45, the reference value corresponding to the stop position is read from the memory 50c, and the electrostatic This is to correct the determination threshold for foreign object contact detection based on the output of the detection sensor 38.
  • FIG. 13 is a graph showing the relationship between the reference value stored in the memory 50c and the determination threshold value.
  • the draining shelf 2 is mainly made of a metal material and is configured as described above. Therefore, the output of the electrostatic detection sensor 38 in the non-contact state also changes depending on the amount of feeding from the lifting opening 5. Also, a difference occurs in the output of the electrostatic detection sensor 38 in a non-contact state due to variations in circuit elements in the control box 40 '. The change pattern is almost the same even if the overall level changes with respect to individual differences of products and differences in installation environment (situation around the installation position, temperature, etc.).
  • the memory 50c stores, as a default value, a change pattern (a measured value of one product or an average value of measured values of a plurality of products) of a representative product measured by a manufacturer. .
  • this default value is indicated by the reference symbol ⁇ ⁇ .
  • the change pattern indicated by the reference sign a1 'to which a predetermined change width ⁇ VI is added serves as the determination threshold, and is stored in the memory 50c. Stored.
  • the input level to the analog Z / digital conversion port 50b is the default value.
  • the correction unit 50d also changes the determination threshold indicated by the reference symbol a 1 ′ as indicated by the reference symbol (X 2 ′.
  • the input level to the analog Z digital conversion port 50b is the default value.
  • the correction unit 50c updates the determination threshold every time the draining shelf 2 is stopped in order to cope with a change in temperature or the like.
  • the determination unit 50 ⁇ determines that there is a foreign object and stops the descent operation.
  • the draining shelf 2 is moved up and down by the user's operation, and the threshold value for foreign object contact determination is corrected using the point where the drainage shelf 2 is arbitrarily stopped as a reference position. There is no need to provide additional time for correction, as it is not necessary to stop the draining shelf 2.
  • FIG. 14 is a graph showing a change in the determination threshold in a kitchen floor cabinet according to still another embodiment of the present invention.
  • the above-described configuration of FIG. 12 can also be used for the kitchen floor cabinet of the present embodiment, and only the configurations and operations of the correction unit 50d and the memory 50c of the arithmetic processing circuit 50 are partially different.
  • the graph in FIG. 14 corresponds to the graph shown in FIG.
  • the memory 50c Stores the default value of the change pattern indicated by the reference symbol ⁇ 1 and the determination threshold indicated by the reference symbol ⁇ 1 ′ is ascending / descending the draining shelf 2 as indicated by the reference symbol ⁇ 1 ′ ′.
  • the range is divided into multiple sections and stored as the maximum or average value in each section.
  • the correction unit 50d determines the determination threshold ⁇ 1 depending on how far the input level to the analog Z digital conversion port 50b is away from the default value a 1 at the stopped position. '' Is corrected and set to the determination threshold value in the determination unit 50 ⁇ .
  • the threshold for judging contact of foreign matter is set by dividing the lifting / lowering range of the draining shelf 2 into a plurality of sections, and can be stored in the memory 50c with a small capacity.
  • FIG. 15 is a flowchart for explaining changes in the reference value for foreign object detection in a kitchen floor cabinet according to another embodiment of the present invention.
  • the above-described configuration shown in FIG. 12 can also be used for the kitchen floor cabinet of this embodiment, and only the configuration and operation of the correction unit 50d and the memory 50c of the arithmetic processing circuit 50 are partially different.
  • the elevating mechanism 6 descends the draining shelf 2 to the lower limit position, which is the storage position, it stops at the lower limit position before the lower limit position. This is used to change the reference value. Specifically, as shown in FIG.
  • the input level to the analog Z digital conversion port 50b at that position is taken into the memory 50c as the reference value, and the correction unit 50d
  • a determination threshold value is obtained by adding the change width ⁇ VI to a reference value, and in a state where the position is stopped for a long time, the reference value is updated to Corrections are made even if there are changes (subtle changes in temperature, humidity, and things in and out).
  • the update is also performed by looking at the amount of change without looking at the absolute value of the capacitance, and applying feedback to the reference value assuming that the whole has changed by the amount of change.
  • FIG. 15 shows the reference value update operation by the correction unit 50d of the arithmetic processing circuit 50 when the operation stops at other positions.
  • step S1 whether or not the vehicle is stopped is determined from the output of the sliding resistance 45.
  • step S2 When the vehicle is moving, the down-counter and the up-counter are reset in steps S2 and S3, respectively.
  • step S4 the reference value is cleared and the process returns to step S1.
  • step S1 when the draining shelf 2 is stopped in step S1, the process proceeds to step S11, and the data from the analog Z digital conversion port 50b is taken in.
  • step S12 the reference value at the time of stoppage is obtained.
  • step S13 the reference value is set to the current value and the process returns to step S1.
  • step S12 If the reference value at the time of stop is already set in step S12, the process proceeds to step S14, and the data from the analog / digital conversion port 50b is compared with the stored reference value. If there is no change from the reference value in step S15, there is no environmental change. Therefore, in steps S16 and S17, the downward counter and the upward counter are reset, and the process returns to step S1.
  • step S21 determines whether or not the current value is above the reference value.
  • step S22 the counter in the downward direction is reset.
  • step S23 the counter in the upward direction performs a counting operation.
  • step S24 it is determined whether or not the count value exceeds a predetermined value. If not, return to step S1.
  • step S24 when the count value exceeds the predetermined value, the environmental change has occurred beyond the predetermined value, and the capacitance has increased.
  • step S25 the value is stored in the memory 50c. The predetermined difference is added to the set reference value, updated in step S26, and the process returns to step S1.
  • step S21 if the current value is below the reference value, the process proceeds to step S32, where the upward counter is reset, and in step S33, the downward counter is reset. A count operation is performed, and in step S34, it is determined whether or not the count value exceeds a predetermined value. If not, the process returns to step S1.
  • step S34 when the count value exceeds the predetermined value, the environmental change has occurred beyond the predetermined value, and the capacitance has decreased.
  • step S35 the reference stored in the memory 50c is stored. A predetermined difference is also subtracted from the value force, updated in step S36, and the process returns to step S1.
  • the memory 50c does not need to store the default value ⁇ 1, and the difference between individuals at any stopped position other than the reference position is not necessary. It is possible to correct foreign matter and correct foreign matter.
  • the correction is performed at this time, and a new reference value is input, so that the floor cabinet 1 can be caught. More accurate foreign object detection can be performed at the time of lowering to a higher lower limit position.
  • the floor cabinet 1 sets the reference position for correcting the reference value to the position before the lower limit where the reference position is corrected when it is lowered, so that the correction can be performed without requiring additional time. it can.
  • FIG. 16 is a system diagram of foreign matter detection in a kitchen floor cabinet according to still another embodiment of the present invention
  • FIG. 17 is related to raising and lowering the draining shelf 2 in the control box 40 ”.
  • It is a block diagram showing the electrical configuration of the sensing part.
  • the system and the control box 40 ′′ of the present embodiment are similar to the system shown in FIG. 11 (a) and the control box 40 ′ shown in FIG. Corresponding portions are denoted by the same reference numerals, and description thereof is omitted.
  • the sliding resistance 45 and the photo interrupter 46 are also connected to the control box 40 ′′ of the present embodiment, and it should be noted that in this embodiment, the arithmetic processing in the control box 40 ′′
  • the circuit 50 is to detect the foreign object pinching also from the ascending / descending speed of the draining shelf 2 detected by the sliding resistance 45.
  • the judgment unit 50y of the arithmetic processing circuit 50" detects the foreign object pinching. Then, the electric motor 20 is stopped urgently to stop the raising and lowering of the draining shelf 2 and the user is notified from the foreign object pinching notification / alarm unit 7e. Also Depending on the sliding resistance 45, the determination unit 50y detects overloading of the draining shelf 2, and notifies the overload notification / alarm unit 7f.
  • the memory 50c "of the arithmetic processing circuit 50" stores a change amount ⁇ VI that is a first value as a threshold value for determining whether a foreign object is caught.
  • the amount of change ⁇ is the amount of change in the input level to the sliding resistance 45 force analog Z digital conversion port 50a corresponding to the amount of lifting per unit time At of the draining shelf 2 by the lifting mechanism 6 in advance, This represents a threshold speed for determining the inclusion of a foreign object.
  • the determination unit 50y in the arithmetic processing circuit 50 ′′ has stored the unit previously stored in the memory 50c ′′ at the time when the input level to the analog Z / digital conversion port 50a is actually taken.
  • the amount of change ⁇ is obtained from the difference from the input level before time At, and when the amount of change ⁇ is smaller than the amount of change ⁇ , it is determined that foreign matter is caught, the lifting mechanism 6 is stopped, and the foreign matter is stopped.
  • Notification of pinching ⁇ Alarm unit 7e notifies the user of the presence of a foreign object. Therefore, the sliding resistance 45 constitutes a speed detection unit, the determination unit 50y and the foreign object pinching notification 'alarm unit 7e constitute foreign matter detection notification means, and the determination unit 50y constitutes a foreign matter detection stop unit.
  • the lifting mechanism 6 When the determination unit 50y determines that a foreign object is caught, the lifting mechanism 6 is stopped, and then the lifting mechanism 6 is reversed to raise and lower the draining shelf 2 by a predetermined height. As a result, even if foreign matter is caught, it can be resolved by reversal, and the user can easily remove the foreign matter.
  • the memory 50c "stores a change amount AV2 that is a second value larger than the change amount ⁇ VI, and the determination unit 50 ⁇ has a change amount ⁇ at the time of increase.
  • the change amount is smaller than AV2
  • the determination unit 50'y and the overload notification alarm Part 7f constitutes the overload notification means, so it is possible to cope with overloading only by foreign object pinching.
  • the determination unit 50y responds to the operation of the ascending switch 7a or the descending switch 7c while the elevating mechanism 6 is being driven while the analog Z digital conversion port is in every unit time At, for example, every several milliseconds. Take the data from 50a, calculate the difference, and monitor the change ⁇ , that is, the speed ( ⁇ VZ ⁇ t).
  • FIG. 19 is a graph for explaining the determination operation, and the amount of change per unit time At.
  • the common change amount ⁇ VI is used as the foreign object pinching determination threshold value at the time of ascent and descent, but may be set to different values.
  • the determination of overloading is performed only at the time of ascent, it may be performed at the time of descending. In these cases, the weight of the draining shelf 2 and its contents assists the rotation of the motor 20 of the lifting mechanism 6 when descending, and prevents the rotation when rising, preventing the rotation of the structure.
  • the electrostatic detection sensor 38 can quickly detect foreign matter having a capacitance such as a human body.
  • the piezoelectric sensor 39 can reliably detect foreign substances such as seasoning bottles that do not have electrostatic capacity, and can also be pinched by the lifting speed of the draining shelf 2 due to the sliding resistance 45.
  • By detecting it is possible to detect even an object that cannot be detected by the electrostatic detection sensor 38 and a lightweight object that cannot be detected by the piezoelectric sensor 39, for example, sandwiching of disposable chopsticks or packaging material. It will be possible to improve safety. In this way, it is possible to prevent undesired foreign matter from being caught, and to prevent the occurrence of a malfunction such as V when the lifting mechanism 6 is locked and becomes inoperable or becomes overloaded (overcurrent). be able to.
  • the drainage shelf 2 which is one of the storage shelves is taken as an example of the liftable storage device of the floor cabinet 1.
  • the present invention is not limited to this. It may be a machine.
  • a storage shelf disposed in a lift opening formed in a part of a counter of a kitchen floor cabinet, and the storage shelf is lowered into a storage space under the counter.
  • An elevating mechanism that raises the counter, a foreign object detecting unit that detects that there is a foreign object in the vicinity of the elevating opening, and when the foreign object is detected by the foreign object detecting unit, the elevating mechanism moves the storage shelf up and down.
  • Foreign matter detection stop means for stopping the operation is provided.
  • the foreign matter detection means detects a foreign matter
  • the foreign matter detection stop means causes the lifting mechanism to stop the lowering operation of the storage shelf.
  • the foreign object detection stopping means is characterized in that the elevating mechanism raises the storage shelf to a predetermined ascending position.
  • the foreign matter detection stop means stops the downward movement operation of the storage shelf, and after the stop, the predetermined rise is performed. By moving up to the position, it is possible to prevent foreign matter from being caught, and even if foreign matter is caught, it can be easily removed.
  • the foreign object detection means is provided in the cover frame around the lifting opening, so that the foreign object is sandwiched between the storage shelf and the cover frame. It can be prevented beforehand.
  • the foreign object detection means is an electrostatic detection sensor, it can detect a foreign object (for example, a human body) having a capacitance.
  • the foreign matter detection means is a piezoelectric sensor, foreign matter having no electrostatic capacity (for example, a seasoning bottle) can be detected.
  • the foreign matter detection means is a combination of an electrostatic detection sensor and a piezoelectric sensor, so that a foreign matter having a capacitance (for example, a human body) and electrostatic Foreign substances that do not have a capacity (for example, seasoning bottles) can be detected.
  • a storage shelf disposed in a lift opening formed in a part of a counter of a kitchen floor cabinet, and the storage shelf as a storage space under the counter.
  • a change in capacitance caused by contact of foreign matter with the electrode provided around the elevating opening is used as a signal. Obtained in a state in which the signal processing means to be taken out, a judgment means for judging whether or not there is a foreign object in the vicinity of the opening for raising and lowering from the output signal of the signal processing means, and the storage shelf in a predetermined reference position.
  • the storage means storing the output of the signal processing means to be performed as a reference value, and the output of the signal processing means in a state where the storage shelf is actually at the reference position and the reference value are compared.
  • the foreign matter detection means configured to include a correction means for changing a judgment threshold value for foreign matter detection in the judgment means, and when the foreign matter detection means detects the foreign matter, Foreign matter detection stop means for stopping the lowering of the storage shelf by a mechanism is provided.
  • the storage shelf used in the kitchen floor cabinet realized as an open-type facing kitchen or the like and disposed in the lifting opening formed in a part of the counter is provided with a lifting mechanism.
  • the elevating type storage device that is raised above the counter and lowered into the storage space under the counter, the presence / absence of foreign matter is detected at least when lowered, and the foreign matter detection stop means detects the foreign matter when the foreign matter is detected. Descent By stopping the operation, it is possible to prevent foreign matter from being caught between the storage shelf and the counter surface near the lifting opening.
  • the foreign matter detecting means takes out as a signal the change in capacitance caused by the contact of the foreign matter with the electrode provided around the lifting opening and the electrode.
  • the determination threshold of foreign matter detection in the determination means of the foreign matter detection means also varies.
  • the foreign matter detection means includes storage means for storing the output of the signal processing means as a reference value to be obtained in a state where the storage shelf is at a predetermined reference position, and the storage shelf. Compensation means for comparing the output of the signal processing means in the state of being actually at the reference position with the reference value, and changing the determination threshold value of foreign matter detection in the determination means according to the comparison result is further provided. Since the variation between the individual products and the variation in the installation environment are corrected, the presence / absence of foreign matter can be accurately determined, and the determination threshold is small! / If the judgment threshold is large !, it is possible to prevent pinching that occurs in some cases.
  • the lifting mechanism moves the storage shelf up and down in response to a user operation, and the storage means stops each of the lifting ranges of the storage shelf.
  • the reference value is stored for a position, and the correction means reads a reference value corresponding to the position at which the lifting mechanism has stopped the lifting / lowering displacement of the storage shelf from the storage means, and the reference value and the The determination threshold value of the determination unit is changed according to a difference from the output of the signal processing unit.
  • the storage shelf is moved up and down by the user's operation, and correction is performed using the stopped point as the reference position. Therefore, it is not necessary to temporarily stop the downward movement of the storage shelf for correction. It is not necessary to set aside time for correction.
  • the elevating mechanism displaces the storage shelf up and down in response to a user operation, and the storage means stops each of the elevating ranges of the storage shelf.
  • the reference value for the position is memorized, and the lifting range of the storage shelf is divided into a plurality of sections.
  • the correction threshold is stored at the time when the lifting mechanism stops the reference value corresponding to the position at which the lifting / lowering displacement of the storage shelf is stopped and the lifting / lowering displacement is stopped.
  • the determination threshold value of the section to which it belongs is read from the storage means, and the determination threshold value of the determination means is changed according to the difference between the reference value and the output of the signal processing means.
  • the determination threshold value is set by dividing the lifting range of the storage shelf into a plurality of sections, and can be stored in the storage unit with a small capacity.
  • the elevating mechanism stops the storage shelf at the lower limit position before the lower limit position when the elevator mechanism is lowered to the lower limit position that is the storage position.
  • the lowering is performed to the lower limit position, and the reference position is the position before the lower limit.
  • the change in capacitance is relatively steep near the upper and lower ranges of the upper limit position and the lower limit position, which is the storage position, where the storage shelf protrudes most by the counter, and the reference position
  • the capacitance changes greatly due to a slight shift in position when stopped.
  • the change in the capacitance is relatively gentle except near both ends, and the change in the capacitance is small even if there is a slight shift in the stop position. It is suitable for determining variations in installation and installation environments.
  • the storage shelf needs to be stopped, and the variation determination may be performed when the storage shelf is stopped at an arbitrary position other than the vicinity of the both ends by a user's operation.
  • the reference values must be stored for all stop positions in the range other than the vicinity of both ends, and the capacity of the storage means increases.
  • the elevating mechanism stops at the lower limit position before the lower limit position when the elevating mechanism is lowered to the lower limit position as the storage position, and the If the reference position is configured to descend to the lower limit position, the reference position is set to the position before the lower limit where the reference position is temporarily stopped.
  • a lifting storage device comprising: a storage shelf disposed in a lifting opening formed in a section; and a lifting mechanism that lowers the storage shelf to a storage space below the counter and lifts the storage shelf above the counter.
  • the storage shelf used in the kitchen floor cabinet realized as an open-type facing kitchen or the like and disposed in the lifting opening formed in a part of the counter is provided with a lifting mechanism.
  • the lifting / lowering speed of the storage shelf is detected by the speed detection means, and the detection result is smaller than a predetermined first value.
  • the foreign object detection / notification means determines whether the foreign object is caught and notifies the user by sound, image, light, etc., so that the user who notices the notification removes the foreign object.
  • problems caused by foreign matter being caught such as the lifting mechanism being locked and becoming inoperable or being overloaded (overcurrent).
  • a storage shelf disposed in a lift opening formed at a part of a counter of a kitchen floor cabinet, and the storage shelf below the counter
  • a lifting / lowering mechanism having a lifting / lowering mechanism that lifts the counter on the counter, in response to the detection result of the speed detection means, a speed detection means for detecting the lifting speed of the storage shelf, Foreign matter detection stop means for determining whether the foreign object is caught and stopping the raising / lowering of the storage shelf by the lifting mechanism when the ascending / descending speed is lower than a predetermined first value.
  • the storage shelf used in the kitchen floor cabinet realized as an open-type facing kitchen or the like and disposed in the lifting opening formed in a part of the counter is provided with the lifting mechanism.
  • the lifting / lowering speed of the storage shelf is detected by the speed detection means, and the detection result is smaller than a predetermined first value.
  • the foreign object detection stop means determines whether the foreign object is caught and stops the raising / lowering of the storage shelf by the lifting mechanism. Therefore, it is possible to prevent problems due to foreign objects being caught such as the lifting mechanism being locked and becoming inoperable or being overloaded (overcurrent).
  • the foreign object detection stopping unit causes the lifting mechanism to stop moving up and down the storage shelf, and then reverses and lifts the storage shelf by a predetermined height.

Landscapes

  • Combinations Of Kitchen Furniture (AREA)

Abstract

Dispositif de stockage de type levage possédant un égouttoir (support de stockage) (2) figurant dans une ouverture (5) de levage constituée dans une partie d’un comptoir d’un meuble vertical (1) de cuisine et ayant un mécanisme de levage (6) pour abaisser l’égouttoir (2) vers un espace de stockage (14) sous le comptoir et lever l’égouttoir (2) au-dessus du comptoir. Le dispositif de stockage de type levage possède des sections de détection d’objet étranger (38, 39) pour détecter qu’un objet étranger est présent à proximité de l’ouverture (5) pour levage et possède une section d’arrêt sur détection d’objet étranger (boîtier de commande) (40) pour arrêter l’opération de levage et d’abaissement de l’égouttoir (2) lorsque les sections de détection d’objet étranger (38, 39) détectent un objet étranger. La construction évite une panne se produisant lorsque le mécanisme de levage (6) se verrouille en un état de non-fonctionnement ou qu’un objet étranger est saisi qui provoquera une surcharge (surintensité) ou un autre dysfonctionnement.
PCT/JP2006/307212 2005-04-14 2006-04-05 Dispositif de stockage de type levage WO2006112264A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2006800110683A CN101155528B (zh) 2005-04-14 2006-04-05 升降式存放装置

Applications Claiming Priority (6)

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JP2005117211A JP4389834B2 (ja) 2005-04-14 2005-04-14 昇降式収納装置
JP2005117262A JP4379372B2 (ja) 2005-04-14 2005-04-14 昇降式収納装置
JP2005-117262 2005-04-14
JP2005-117211 2005-04-14
JP2005-120035 2005-04-18
JP2005120035A JP4375277B2 (ja) 2004-10-14 2005-04-18 昇降式収納装置

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WO2006112264A1 true WO2006112264A1 (fr) 2006-10-26

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Publication number Priority date Publication date Assignee Title
JP2008275709A (ja) * 2007-04-26 2008-11-13 Mitsubishi Electric Corp 投影型映像表示装置
CN102894654A (zh) * 2012-10-25 2013-01-30 哈尔滨工业大学 一种嵌入桌面的物品存取升降装置
US20150136713A1 (en) * 2010-08-03 2015-05-21 Rand D. Weyler Vertical Lift System
CN110226843A (zh) * 2019-07-05 2019-09-13 河北工业大学 一种智能升降式设备柜

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JPS5988112A (ja) * 1982-11-12 1984-05-22 松下電器産業株式会社 台所用収納装置
JPS6383044U (fr) * 1986-10-01 1988-05-31
JPH05280253A (ja) * 1992-03-31 1993-10-26 Mazda Motor Corp 開閉体開閉制御装置
JP2542848Y2 (ja) * 1992-03-13 1997-07-30 松下電工株式会社 採光窓
JP2000023759A (ja) * 1998-07-09 2000-01-25 Okamura Corp ディスプレイを内蔵する机
JP2002101970A (ja) * 2000-07-26 2002-04-09 Matsushita Electric Works Ltd 昇降棚装置
JP2002145558A (ja) * 2000-11-09 2002-05-22 Mitsubishi Electric Building Techno Service Co Ltd 小型荷物専用エレベーターのかご装置

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Publication number Priority date Publication date Assignee Title
JPS5988112A (ja) * 1982-11-12 1984-05-22 松下電器産業株式会社 台所用収納装置
JPS6383044U (fr) * 1986-10-01 1988-05-31
JP2542848Y2 (ja) * 1992-03-13 1997-07-30 松下電工株式会社 採光窓
JPH05280253A (ja) * 1992-03-31 1993-10-26 Mazda Motor Corp 開閉体開閉制御装置
JP2000023759A (ja) * 1998-07-09 2000-01-25 Okamura Corp ディスプレイを内蔵する机
JP2002101970A (ja) * 2000-07-26 2002-04-09 Matsushita Electric Works Ltd 昇降棚装置
JP2002145558A (ja) * 2000-11-09 2002-05-22 Mitsubishi Electric Building Techno Service Co Ltd 小型荷物専用エレベーターのかご装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008275709A (ja) * 2007-04-26 2008-11-13 Mitsubishi Electric Corp 投影型映像表示装置
US20150136713A1 (en) * 2010-08-03 2015-05-21 Rand D. Weyler Vertical Lift System
US9888768B2 (en) * 2010-08-03 2018-02-13 Rand D. Weyler Vertical lift system
CN102894654A (zh) * 2012-10-25 2013-01-30 哈尔滨工业大学 一种嵌入桌面的物品存取升降装置
CN110226843A (zh) * 2019-07-05 2019-09-13 河北工业大学 一种智能升降式设备柜
CN110226843B (zh) * 2019-07-05 2024-05-10 河北工业大学 一种智能升降式设备柜

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