Patents Assigned to SDI Corporation
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Publication number: 20150209968Abstract: A cutter assembly has a blade holder, a slider, an automatic locking device, a screw locking device and a blade. The blade holder has a guiding channel defined in the blade holder and having two inner edges. Multiple engaging teeth are arranged in a line along at least one of the inner edges. The slider is mounted slidably on the blade holder relative to the guiding channel. The automatic locking device is mounted on the slider and has a resilient member selectively engaging at least one of the engaging teeth. The screw locking device is mounted on the slider and has a relative travel distance between the screw locking device and the slider. The blade is mounted slidably in the blade holder and connected to the slider.Type: ApplicationFiled: January 24, 2014Publication date: July 30, 2015Applicant: SDI CORPORATIONInventors: Chien-Lung WU, Chih-Wei HSU, Yao-Chia CHU, Cheng-Yu PAI, Chi-Cheng HUNG
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Patent number: 8978731Abstract: A stationery tool has a body, a pushbutton, a working element, and a push-proof device. The pushbutton is pushably and rotatably mounted on an end of the body. The working element is mounted in the body and is connected to and driven by the pushbutton. The push-proof device is mounted between the body and the pushbutton and has a blocking protrusion and a blocking segment. The blocking protrusion is disposed on the pushbutton. The blocking segment is disposed on the body, selectively abuts the blocking protrusion and has a passage defined in the blocking segment to allow the blocking protrusion to pass the blocking segment. Accordingly, a push-proof capability is provided to the pushbutton to prevent the working element from extending out of the body unintentionally.Type: GrantFiled: August 24, 2012Date of Patent: March 17, 2015Assignee: SDI CorporationInventor: Chien-Lung Wu
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Patent number: 8950074Abstract: A slider has an upper sliding element, a lower sliding element and a resilient tab. The upper sliding element has two first engaging segments disposed on an inner side of the upper sliding element. The lower sliding element has two second engaging segments disposed on an outer side facing the inner side of the upper sliding element and engaging the first engaging segments. A tab holding base is formed on and protrudes from the outer side of the lower sliding element and has a chamber defined in the tab holding base. The resilient tab is held in the chamber in the lower sliding element and has two legs. Accordingly, a slider having a structure in a closed condition is provided to prevent objects from entering into the chamber to interfere the operation of the resilient tab and the operation of the slider is smooth.Type: GrantFiled: August 15, 2012Date of Patent: February 10, 2015Assignee: SDI CorporationInventor: Chih-Wei Hsu
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Publication number: 20140215755Abstract: A stationery tool has a body and a rubber holding device. The body has a holding end and a holding recess defined in the holding end. The rubber holding device is detachably or securely mounted in the holding recess for holding a rubber to adjust an extension length of the rubber relative to the body and has a clamping segment and a guiding segment. The clamping segment has multiple clamping protrusions for pressing against the rubber. The guiding segment extends outwardly and makes an opening of the rubber holding device have a distance from the clamping segment. Accordingly, the stationery tool has capabilities of adjusting an extension length of the rubber and conveniently replacing a used rubber.Type: ApplicationFiled: April 9, 2014Publication date: August 7, 2014Applicant: SDI CORPORATIONInventor: Chien-Lung WU
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Patent number: 8776313Abstract: A stationery tool has a body and a rubber holding device. The body has a holding end and a holding recess defined in the holding end. The rubber holding device is detachably or securely mounted in the holding recess for holding a rubber to adjust an extension length of the rubber relative to the body and has a clamping segment and a guiding segment. The clamping segment has multiple clamping protrusions for pressing against the rubber. The guiding segment extends outwardly and makes an opening of the rubber holding device have a distance from the clamping segment. Accordingly, the stationery tool has capabilities of adjusting an extension length of the rubber and conveniently replacing a used rubber.Type: GrantFiled: December 15, 2011Date of Patent: July 15, 2014Assignee: SDI CorporationInventor: Chien-Lung Wu
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Publication number: 20140144304Abstract: A puncher has a base, an upper cover, two cutters and at least one spring. The base is made of plastic and has a base recess capable of receiving paper. The upper cover is made of plastic and is pivotally connected to the base. The cutters are mounted on the base, are capable of being driven by the upper cover and longitudinally moving relative to the base, and are located between a pivoting point and an opening of the base recess. The at least one spring is mounted between the base and the upper cover. Accordingly, the puncher has a reverse-fulcrum structure.Type: ApplicationFiled: November 26, 2012Publication date: May 29, 2014Applicant: SDI CORPORATIONInventor: Chih-Wei HSU
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Publication number: 20140054352Abstract: A flat-clinch stapler has a base, a magazine assembly, a handle device, a flat-clinch device and a buffering device. The magazine assembly and the handle device are pivotally connected with the base. The flat-clinch device has a slider and a moving board. The slider is slidably mounted on the base. The moving board is mounted above the slider and is pivotally connected with the base. The buffering device has a protrusion, a block and an elastic member. The protrusion is securely disposed on the moving board. The block is slidably mounted on the base and abuts the protrusion. The elastic member abuts the block and the base. When the moving board is pivoted, the block is driven by the protrusion to move.Type: ApplicationFiled: January 16, 2013Publication date: February 27, 2014Applicant: SDI CORPORATIONInventor: Chien-Hsing Chang
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Publication number: 20140041235Abstract: A cutter with a slider that can be pushed from two directions has a housing, a blade holder, a slider and a blade. The slider is mounted moveably on the housing, is connected to the blade holder and has an upper sliding element, a lower sliding element and a resilient tab. The upper sliding element has an L-shaped cross section to form a top wall and a side wall corresponding respectively to a top wall and a side wall of the housing. A guiding recess is defined by the side wall of the upper sliding element to slidably receive a portion of the side wall of the housing that forms an edge of a guiding channel. Accordingly, the cutter is convenient in use.Type: ApplicationFiled: February 20, 2013Publication date: February 13, 2014Applicant: SDI CORPORATIONInventor: Chih-Wei Hsu
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Publication number: 20140007750Abstract: A puncher has a base, a pressing lever and two cutters. The base has a base body, a bottom cover, at least one scrap-receiving space and at least one scrap-releasing hole. The bottom cover is combined rotatably with the base body. The at least one scrap-receiving space is formed between the base body and the bottom cover. The at least one scrap-releasing hole is defined in the base and selectively communicates with the at least one scrap-receiving space after the base body being rotated relative to the bottom cover. The pressing lever is pivotally connected to the base. The cutters are mounted on the base and are capable of being driven by the pressing lever and longitudinally moving relative to the base. Accordingly, a puncher having a scrap-releasing capability in a rotating manner to release scraps from the puncher easily and conveniently is provided.Type: ApplicationFiled: March 13, 2013Publication date: January 9, 2014Applicant: SDI CORPORATIONInventors: Chih-Wei Hsu, Chien-Lung Wu
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Publication number: 20140000119Abstract: A pencil sharpener has a waste case, a blade base, a blocking chunk, a blade, a rotating knob and an adjusting shaft. The waste case has a mounting hole and multiple positioning segments formed on the inner wall of the mounting hole. The blocking chunk is moveably mounted on the bottom of the blade base along an axial direction of the blade base. The blade is mounted securely on the blade base. The rotating knob is mounted rotatably in the mounting hole in the waste case and has at least one engaging segment selectively engaging the positioning segments of the waste case. The adjusting shaft is connected securely with the rotating knob and is disposed on the blocking chunk. When the rotating knob is rotated, the adjusting shaft is rotated to push the blocking chunk to move along the axial direction of the blade base.Type: ApplicationFiled: March 11, 2013Publication date: January 2, 2014Applicant: SDI CORPORATIONInventor: Szu-Yu Chen
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Publication number: 20130205599Abstract: A slider has an upper sliding element, a lower sliding element and a resilient tab. The upper sliding element has two first engaging segments disposed on an inner side of the upper sliding element. The lower sliding element has two second engaging segments disposed on an outer side facing the inner side of the upper sliding element and engaging the first engaging segments. A tab holding base is formed on and protrudes from the outer side of the lower sliding element and has a chamber defined in the tab holding base. The resilient tab is held in the chamber in the lower sliding element and has two legs. Accordingly, a slider having a structure in a closed condition is provided to prevent objects from entering into the chamber to interfere the operation of the resilient tab and the operation of the slider is smooth.Type: ApplicationFiled: August 15, 2012Publication date: August 15, 2013Applicant: SDI CORPORATIONInventor: Chih-Wei HSU
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Publication number: 20130209157Abstract: A tape holding device has a holding frame and an engaging component. The holding frame has a connecting segment and at least one elastic arm connected to the connecting component. The at least one elastic arm is elastic and can swing relative to the connecting segment. The engaging component is formed on the at least one elastic arm away from the connecting segment and has at least one engaging tab. The at least one engaging tab is formed on and protrudes from an inner surface of the at least one elastic arm that is opposite to the holding frame to abut and engage a tape supplying wheel of a dispensing unit to limit the rotation of the tape supplying wheel. The tape holding device prevents a tape from loosening, prevents a thin film on the tape from peeling and can be used to replace a new dispensing unit conveniently.Type: ApplicationFiled: February 7, 2013Publication date: August 15, 2013Applicant: SDI CorporationInventor: SDI Corporation
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Patent number: 8505596Abstract: A cutter assembly for an electric pencil sharpener has a cutter bracket and a cutter. The cutter bracket has a pencil sharpening hole and an engaging structure. The pencil sharpening hole is defined in the cutter bracket for a pencil to be inserted into the pencil sharpening hole. The engaging structure is formed on the cutter bracket to engage a rotating frame in the electric pencil sharpener. The cutter is mounted rotatably on the cutter bracket. Accordingly, the cutter assembly is replaceable for the electric pencil sharpener when the cutter of the cutter assembly is damaged or worn.Type: GrantFiled: November 17, 2011Date of Patent: August 13, 2013Assignee: SDI CorporationInventors: Long-Jyi Yeh, Chiu-Hung Chung, Yao-Jen Lai, Hsien-Cheng Lin, Chun-Peng Lin
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Patent number: 8505606Abstract: An adhesive tape dispenser has a body, an adhesive tap dispensing unit, a knob, a pushing element and a resilient element. The adhesive tape dispensing unit is mounted in the body. The knob is mounted rotatably on the body and has a guiding structure formed obliquely on the knob and having two ends each having a limiting capability to restrict a rotating range of the knob relative to the body between the ends of the guiding structure. The pushing element is mounted slidably in the body, is connected between the knob and the adhesive tape dispensing unit and has a guided structure connected slidably to slide along the guiding structure on the knob when the knob is rotated. The resilient element is mounted in the body to provide a recoil force to the adhesive tape dispensing unit.Type: GrantFiled: July 6, 2009Date of Patent: August 13, 2013Assignee: SDI CorporationInventor: Chien-Lung Wu
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Publication number: 20130186571Abstract: A dispensing unit for a thin film dispenser has a base, a wheel assembly, a thin film and a locking device. The wheel assembly is mounted on the base and has a tape supplying wheel and a used tape collecting wheel. The tape supplying wheel and the used tape collecting wheel are mounted rotatably on the base. The thin film is mounted around the wheel assembly. The locking device is resiliently disposed on the base and selectively engages the wheel assembly to prevent the wheel assembly from rotating. Accordingly, the locking device can provide a locking function to the wheel assembly to prevent a thin film from being loosened during the course of packaging, transporting and assembling processes.Type: ApplicationFiled: January 11, 2013Publication date: July 25, 2013Applicant: SDI CORPORATIONInventor: SDI CORPORATION
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Publication number: 20130189016Abstract: A thin film dispenser has a housing and a dispensing unit mounted in the housing. The housing has an upper casing, a lower casing and an engagement device. The upper casing has a first end, a length and an inner surface. The lower casing is combined with the upper casing to define a chamber between the lower casing and the upper casing, and the lower casing has an end, a length and an inner surface. The end of the lower casing is pivotally connected with the first end of the upper casing. The length of the lower casing is longer than that of the upper casing. The inner surface of the lower casing faces to and is spaced from the inner surface of the upper casing. The engagement device is disposed on the inner surfaces of the upper casing and the lower casing.Type: ApplicationFiled: January 9, 2013Publication date: July 25, 2013Applicant: SDI CORPORATIONInventor: SDI CORPORATION
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Patent number: D678414Type: GrantFiled: September 27, 2012Date of Patent: March 19, 2013Assignee: SDI CorporationInventor: Szu-Yu Chen
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Patent number: D685432Type: GrantFiled: March 8, 2013Date of Patent: July 2, 2013Assignee: SDI CorporationInventor: Chien-Lung Wu
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Patent number: D724915Type: GrantFiled: September 29, 2014Date of Patent: March 24, 2015Assignee: SDI CorporationInventor: Chih-Hsuan Lin
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Patent number: D735011Type: GrantFiled: February 25, 2014Date of Patent: July 28, 2015Assignee: SDI CorporationInventor: Chien-Lung Wu