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British merchant Peter Durand invented the tin can in 1810.
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| Number | Title | Issue Date |
| 6190712 | Cold-storage method of kimchi jar A cold-storage method of a kimchi jar whereby kimchi is thawed after selectively input freezing time lapses to thereafter refrigerate same, so that the kimchi is prevented from being naturally aged to enable to enjoy fresh flavor of the kimchi for a long ... | 02/20/2001 |
| 6098242 | Upright vacuum cleaner An upright vacuum cleaner includes a suction apparatus and a body pivotably mounted to the suction apparatus. The suction apparatus includes a suction opening and a rotatably driven dust agitator. The body includes a suction motor, support wheels, and a m... | 08/08/2000 |
| 6076701 | Automatic vending machine In order to get a bill conveniently inserted only by using one hand of a customer as a bill input inlet door is kept open for a predetermined time duration and to fall down by its weight, there is provided an automatic vending machine having a bill input ... | 06/20/2000 |
| 6062277 | Driving method of automatic vending machine A driving method of an automatic vending machine, the method comprising the steps of moving a cup holder member to an initial position, discriminating whether the cup holder member has been positioned in the initial position, stopping a product sales when... | 05/16/2000 |
| 6006533 | Driving control apparatus of kimchi jar and method thereof A driving control apparatus of kimchi jar and method thereof, temperature value of temperature sensor and state-changed temperature of water are compared to correct an error against temperature detected value of the temperature sensor and to drive a compr... | 12/28/1999 |
| 6000521 | Slidable door for a bill inlet An automatic vending machine having a bill input inlet disposed at a predetermined position of a front cabinet, a bill discriminating apparatus embedded inside of the front cabinet at an identical height level to the bill input inlet for discriminating th... | 12/14/1999 |
| 5996765 | Vending mechanism of vending machine A vending mechanism for a vending machine, including the steps of: if a user first selects an article by using an article selection panel after putting money into the vending machine, dispensing the user with the selected article; and if the user selects ... | 12/07/1999 |
| 5987697 | Vacuum cleaner having a brush lamp A vacuum cleaner having a suction nozzle lamp which can light and observe a forward are of a suction nozzle for collecting dust or alien substances without being overheated. A reflection plate with a predetermined shape is formed inside a lower case formi... | 11/23/1999 |
| 5984632 | Motor fan for a cleaning apparatus A motor fan for a cleaning apparatus that creates the suction caused by a rotor in a suction device mounted in the cleaning apparatus such that foreign materials are drawn therein has a fan member coupled to the rotor and is provided with a plurality of c... | 11/16/1999 |
| 5947330 | Raw material sensing apparatus for vending machine and method of sensing raw material A raw material sensing apparatus for a vending machine having a coin mechanism, an article selection panel, raw material receptacles, a hot water supply part, a mixing part for mixing raw materials with hot water, a dispensing part for providing a user wi... | 09/07/1999 |
| 5947327 | Power saving apparatus of an automatic vending machine and method thereof The present invention is disclosed to provide a power saving apparatus and a method for reducing an electric power of the automatic vending machine when goods stored or provided at an inner part of the automatic vending machine is maintained at a goods so... | 09/07/1999 |
| 5941088 | Device for draining water created by defrosting showcase A device for collecting and draining water created by defrosting a showcase, including a driving means operated by input power; a plurality of water catch panels opened and closed by the driving means; a drainpipe connected to one end of the water catch p... | 08/24/1999 |
| 5924541 | Time displaying apparatus and method for automatic vending machine A time displaying apparatus and method for an automatic vending machine is able to display current time and operation state so that user can conveniently use the vending machine. A time displaying apparatus for an automatic vending machine has a timer for... | 07/20/1999 |
| 5917302 | Harmonic current attenuating device of a motor A harmonic current attenuating device of a motor for attenuating a harmonic current generated from the motor by controlling the rotation speed by varying a sine wave voltage into a non-sinusoidal wave by phase-controlling the sine wave voltage, comprises ... | 06/29/1999 |
| 5914886 | Goods selecting apparatus and method for automatic vending machine A goods selecting apparatus and method for an automatic vending machine enables uses a control device to take necessary actions in case a user selects an article in error among goods stored in the automatic vending machine thereby preventing undesired goo... | 06/22/1999 |
| 5907888 | Suction nozzle of vacuum cleaners A suction nozzle of a vacuum cleaner enables to reduce the noise produced by air friction and whirlpool in the suction flow route. A suction nozzle of a vacuum cleaner has a soft brush body provided with a front roller and a rear roller, thereby being mov... | 06/01/1999 |
| 5896618 | Vacuum cleaner A vacuum cleaner, which has a cleaning attachment through which dirt and dust are drawn, includes a lighting device that illuminates a surface to be cleaned. The lighting device includes a bulb in a groove that is formed at the cleaning attachment's front... | 04/27/1999 |
| 5874683 | Characteristic comparative measurement system of motor fan in vacuum cleaner This invention provides a system for measuring and comparing various characteristics of a motor fan rotated by a power generating unit, the system including the power generating unit for rotating the fan, a housing containing the power generating unit the... | 02/23/1999 |
| 5868274 | Power saving apparatus of an automatic vending machine and method thereof A power saving apparatus of an automatic vending machine and method thereof is provided to reduce an electric power consumed therein when it is not necessary as much power as a normal operating state of inner loads, such as a heater and a compressor, of t... | 02/09/1999 |
| 5857240 | Vacuum cleaner A vacuum cleaner with a main body, an upper body and a lower body. The upper body, in which a motor and dust collector are installed, is joined to the lower body, which supports the upper body and also allows the rotation of the upper body. Coupling means... | 01/12/1999 |
| 5855295 | Automatic washing apparatus and method of washing automatic vending machines An automatic washing apparatus and method for washing an inner part of a drink mixing part of an automatic beverage vending machine is disclosed. The apparatus and method enables the drink mixing part to be automatically washed depending on the pollution ... | 01/05/1999 |
| 5839156 | Remote controllable automatic moving vacuum cleaner A remote controllable automatic moving vacuum cleaner comprises a body having a separate intake port to intake dust, a powered moving device enabling the body to be moved forward and backward, a powered direction changing device enabling the body to be mo... | 11/24/1998 |
| 5644973 | Device for brewing the roasted and ground beans of the coffee in a vending machine Disclosed is a device for brewing the roasted and ground beans of the coffee used in a vending machine, which comprises a ground beans receptacle for containing the roasted and ground beans of the coffee, a mixing means for mixing the ground beans of the ... | 07/08/1997 |
