Patents Assigned to Pai Lung Machinery Mill Co., Ltd.
  • Patent number: 11136698
    Abstract: A weft knitting machine knitting structure with changeable yarn positions is provided. A facing yarn and a bottom yarn positioned below the facing yarn are fed during knitting, the weft knitting machine knitting structure comprises a plurality of sinkers and a plurality of needles, the plurality of needles are respectively arranged adjacent to one of the plurality of sinkers, and each of the plurality of sinkers is guided to perform a linear displacement movement. Each of the plurality of needles is provided with a hook and a latch for performing a closing action relative to the hook.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: October 5, 2021
    Assignee: PAI LUNG MACHINERY MILL CO., LTD.
    Inventor: Hsin-Chung Lee
  • Patent number: 10988873
    Abstract: A fabric file release system for automatically calibrating a circular knitting machine includes a file release end which memorizes a plurality of fabric file and a controlled terminal in information connection with the file release end. Each of the plurality of fabric file comprises a plurality of knitting machine working marks and a plurality of setting parameter values respectively corresponding to one of the knitting machine working marks. The controlled terminal comprises a setting file of knitting machine working including the plurality of knitting machine working marks and a plurality of working parameter values respectively corresponding to one of the knitting machine working marks. The controlled terminal receives one of the fabric file and maps the setting parameter values corresponding to each of the knitting machine working marks to the working parameter values corresponding to each of the knitting machine working marks in the setting file of knitting machine working.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: April 27, 2021
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventor: Hsien-Te Tsai
  • Patent number: 10669658
    Abstract: An electronic yarn changing device for a circular knitting machine includes at least two driving units, at least two impelling plates respectively connected to the driving units, and at least two yarn feeding units. The impelling plates are impelled by the respective connected driving units to perform a one-dimensional motion. The yarn feeding units are arranged side by side, and are each provided sequentially with a yarn feeding plate, a yarn clamping plate, a mobile blade plate and a fixed blade plate. The yarn clamping plate includes a plurality of guide columns disposed correspondingly to the yarn feeding plate. The yarn feeding plates are respectively pushed by the corresponding impelling plates to perform a two-dimensional motion due to the plurality of guide columns. The mobile blade plates are also respectively pushed when the corresponding impelling plates perform the one-dimensional motion, and individually perform a one-dimensional motion once being pushed.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: June 2, 2020
    Assignee: PAI LUNG MACHINERY MILL CO., LTD.
    Inventor: Hsien-Te Tsai
  • Patent number: 9890486
    Abstract: A loop cutting apparatus for a circular knitting machine which has a circular cylinder including a plurality of knitting needles movable independently includes an upper needle dial located on the circular cylinder and a plurality of yarn cutting needle sets radially centered about the axis of the circular cylinder. Each yarn cutting needle set includes a first cutter needle and a second cutter needle movable against the first cutter needle in a first yarn cutting displacement thereof. The first cutter needle has a yarn holding section leaned by a yarn and collaborated with the two abutting knitting needles at two sides to pick up and draw the yarn to form a pile loop and a first cutter section connected to the yarn holding section. The second cutter needle has a second cutter section staggered against the first cutter section in the first yarn cutting displacement to cut the pile loop.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: February 13, 2018
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventor: Jen Wei Yu
  • Patent number: 9834871
    Abstract: A method for knitting interchanged plating on a technical face for a flat bed knitting machine which includes at least one needle bed that has a plurality of latch needles, a plurality of sinkers and a carriage comprises the steps of: forming an indentation and a nose protrusion at each sinker; controlling the latch needle to move in a staged stitching displacement; feeding a first and a second coloration yarns to the flat bed knitting machine simultaneously; pushing the yarns via the nose protrusion of the sinker to knit a standard plating and continuing the knitting operation through the standard plating to form a technical face of the fabric; and controlling the latch needle to perform an interchanged stitching displacement, and ordering the sinker to pick up and release the yarns through the nose protrusion and the indentation to knit an interchanged plating.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: December 5, 2017
    Assignee: PAI LUNG MACHINERY MILL CO., LTD.
    Inventor: Chih-Chiang Lee
  • Patent number: 9732451
    Abstract: A fine knitwear of circular knitting machines with air permeable holes is a single face fabric knitted via a circular knitting machine with knitting fineness ?24 needles/inch. Each air permeable hole includes: at least one yarn located above the air permeable hole and formed via interactive movements of a Dial sinker and a plurality of latch needles perpendicular to the Dial sinker, and a first support loop and a second support loop that are formed via interactive movements of the Dial sinker and the latch needles and symmetrical against the yarn on the left side and the right side to support and tie the transferred yarn. The fine knitwear can meet market and consumers' requirements of providing more comfortable cooling, and the width of the air permeable holes can be changed flexibly in response to different requirements in the industry.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: August 15, 2017
    Assignee: PAI LUNG MACHINERY MILL CO., LTD.
    Inventors: Hsin-Chung Lee, Shu-Jung Yu
  • Patent number: 9617667
    Abstract: A sinker equipped with lubrication oil channeling and separating structure is an element of a knitting machine which includes at least a dial, a sinker disc, an oil ejection nozzle to sprinkle lubrication oil and a yarn feeder. The dial includes a plurality of needle troughs to hold respectively a knitting needle. The sinker disc includes a plurality of sinker troughs to hold the sinker. The sinker includes a base located in the sinker troughs, a driving nub located above the base, a knitting portion located at a front end of the base, an oil sprinkling zone interposed between the base and the knitting portion, and a lubrication oil channeling and separating structure interposed between the knitting portion and the oil sprinkling zone. The lubrication oil channeling and separating structure includes a separating slot, a flow channeling portion and an oil blocking portion that are around the separating slot.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: April 11, 2017
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventors: Shih-Chi Chen, Tao Chiang
  • Patent number: 9441317
    Abstract: A yarn clipping and cutting structure for a striping apparatus of a circular knitting machine, including two yarn clipping and cutting drive blades that abut each other and can be driven synchronously. A first yarn clipping and cutting drive blade is bordered by a yarn feeding blade. The first yarn clipping and cutting drive blade and the yarn feeding blade are interposed by a yarn clipping blade. The first yarn clipping and cutting drive blade has a first end edge formed a first yarn picking portion which has a directing section. A second yarn clipping and cutting drive blade has another side opposing the yarn clipping blade with a yarn cutting blade. The second yarn clipping and cutting drive blade has a second end edge formed a second yarn picking portion. The second yarn picking portion has a spaced section to form an elevation difference against the directing section.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: September 13, 2016
    Assignee: PAI LUNG MACHINERY MILL CO., LTD.
    Inventor: Peng Cheng Lee
  • Patent number: 9222204
    Abstract: A fabric rolling apparatus is driven by a circular knitting machine to revolve and receive a knitted fabric. The fabric rolling apparatus comprises a bracket, a transmission rod set located on the bracket and a revolving fabric collection mechanism. The bracket includes two side boxes corresponding to each other and a drive mechanism located in each side box. Each side box has a top side and a bottom side. The drive mechanism drives the transmission rod set to guide movement of the fabric. The revolving fabric collection mechanism includes two revolving arms hinged respectively on the side boxes and a fabric rolling rod driven by the transmission rod set to revolve and roll the fabric. Each revolving arm has a revolving end hinged on the bottom side of the side box and a holding end connected to the fabric rolling rod at an elevation higher than the revolving end.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: December 29, 2015
    Assignee: PAI LUNG MACHINERY MILL CO., LTD.
    Inventors: Shih-Chi Chen, Peng Cheng Lee
  • Publication number: 20150329999
    Abstract: A loop cutting apparatus for a circular knitting machine which has a circular cylinder including a plurality of knitting needles movable independently includes an upper needle dial located on the circular cylinder and a plurality of yarn cutting needle sets radially centered about the axis of the circular cylinder. Each yarn cutting needle set includes a first cutter needle and a second cutter needle movable against the first cutter needle in a first yarn cutting displacement thereof. The first cutter needle has a yarn holding section leaned by a yarn and collaborated with the two abutting knitting needles at two sides to pick up and draw the yarn to form a pile loop and a first cutter section connected to the yarn holding section. The second cutter needle has a second cutter section staggered against the first cutter section in the first yarn cutting displacement to cut the pile loop.
    Type: Application
    Filed: May 19, 2014
    Publication date: November 19, 2015
    Applicant: PAI LUNG MACHINERY MILL CO., LTD.
    Inventor: Jen Wei YU
  • Publication number: 20150211155
    Abstract: A fabric rolling apparatus is driven by a circular knitting machine to revolve and receive a knitted fabric. The fabric rolling apparatus comprises a bracket, a transmission rod set located on the bracket and a revolving fabric collection mechanism. The bracket includes two side boxes corresponding to each other and a drive mechanism located in each side box. Each side box has a top side and a bottom side. The drive mechanism drives the transmission rod set to guide movement of the fabric. The revolving fabric collection mechanism includes two revolving arms hinged respectively on the side boxes and a fabric rolling rod driven by the transmission rod set to revolve and roll the fabric. Each revolving arm has a revolving end hinged on the bottom side of the side box and a holding end connected to the fabric rolling rod at an elevation higher than the revolving end.
    Type: Application
    Filed: January 30, 2014
    Publication date: July 30, 2015
    Applicant: PAI LUNG MACHINERY MILL CO., LTD.
    Inventors: Shih-Chi CHEN, PENG CHENG LEE
  • Patent number: 8561436
    Abstract: A direct driving auxiliary yarn guide apparatus for a flat knitting machine which includes a chassis, a needle bar on the chassis, a slide track above the needle bar, a yarn feeder slidably mounted onto the slide track and a yarn delivery device. The auxiliary yarn guide apparatus includes a motor located on the chassis that is coupled with a spindle and a plurality of yarn guide wheels mounted on the spindle. The motor drives the spindle and the yarn guide wheels spinning to guide yarns via the yarn delivery device to the yarn feeder to be knitted through the needle bar. Thereby yarn guiding stability improves and quality of knitting products also is enhanced.
    Type: Grant
    Filed: August 8, 2011
    Date of Patent: October 22, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventor: Yu-Sheng Lin
  • Patent number: 8484998
    Abstract: A circular knitting machine with a fine gauge includes a circular cylinder and a sinker holder annularly located on an outer side of the circular cylinder. The circular cylinder has a plurality of knitting needles parallel with the axial direction of the circular cylinder to move alternately, and an annular top surface corresponding to the knitting needles. The sinker holder has a plurality of retaining slots to hold a plurality of sinkers. Each sinker has a slide edge, a movement edge extended from the slide edge at the same elevation to the annular top surface and located above the annular top surface, and a loop forming nose located between two neighboring knitting needles. Each retaining slot has a leaning surface in contact with the slide edge to allow the sinker to move towards the annular top surface to proceed a loop forming movement.
    Type: Grant
    Filed: September 10, 2012
    Date of Patent: July 16, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventor: Tieh-Hsiung Pai
  • Patent number: 8468855
    Abstract: A downward pressing mesh mechanism and sinker thereof for flat knitting machines in which the downward pressing mesh mechanism includes a needle seat containing a bearing surface to hold a plurality of sinkers and knitting needles separated by spacers and a cam holder located above the sinkers to hold a cam. The cam has a guide track to drive the sinkers swinging. The spacers are vertically run through by a bracing shaft at a lower side. Each sinker includes a yarn pressing portion to press a yarn to form a mesh, a swing guide portion driven by the guide track and a shaft rotating recess to couple with the bracing shaft. The sinker thus structured is simpler and durable, hence can be produced and assembled, or repaired and replaced easier and faster. Thus manpower and material costs can be reduced, and product prices also are decreased to meet market requirements.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: June 25, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventors: Yi-Chen Chen, Kai-Ying Cheng, Jian-Hao Peng
  • Publication number: 20130067964
    Abstract: A downward pressing mesh mechanism and sinker thereof for flat knitting machines in which the downward pressing mesh mechanism includes a needle seat containing a bearing surface to hold a plurality of sinkers and knitting needles separated by spacers and a cam holder located above the sinkers to hold a cam. The cam has a guide track to drive the sinkers swinging. The spacers are vertically run through by a bracing shaft at a lower side. Each sinker includes a yarn pressing portion to press a yarn to form a mesh, a swing guide portion driven by the guide track and a shaft rotating recess to couple with the bracing shaft. The sinker thus structured is simpler and durable, hence can be produced and assembled, or repaired and replaced easier and faster. Thus manpower and material costs can be reduced, and product prices also are decreased to meet market requirements.
    Type: Application
    Filed: September 16, 2011
    Publication date: March 21, 2013
    Applicant: PAI LUNG Machinery Mill Co., Ltd.
    Inventors: Yi Chen CHEN, Kai Ying CHENG, Jian Hao PENG
  • Patent number: 8397541
    Abstract: A sinker control apparatus for flat knitting machines located on a transverse board over a plurality of knitting needles to drive parallel sinkers hinged between the knitting needles to rotate. The sinker control apparatus includes a base, a linked movement portion located on the base to perform driving movements, a first control cam and a second control cam hinged on the linked movement portion, and a switching portion coupled with the linked movement portion. The switching portion includes at least one connection rod connecting to the linked movement portion, a switching seat coupled on the connection rod and an elastic element coupled around the connection rod to provide a butting force to the switching seat towards the transverse board. The switching seat has a magnetic attracting portion at one side facing the transverse board to attract the transverse board magnetically.
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: March 19, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventors: Yi Chen Chen, Kai Ying Cheng, Jian-Hao Peng
  • Patent number: 8387418
    Abstract: A yarn feeder for flat knitting machines is located on a yarn feeder guide track to move transversely thereon and includes a baseboard slidably coupled on the yarn feeder guide track, a first rocking arm, a second rocking arm and a yarn feeding unit located on the baseboard. The first and second rocking arms have respectively a first pivot end and a second pivot end coupled with the baseboard, and a first pressed end and a second pressed end to receive a horizontal force to swing respectively about the first and second pivot ends serving as fulcrums. The yarn feeding unit includes a yarn feeding arm located between the first and second rocking arms, and a first linkage bar hinged on the yarn feeding arm and first rocking arm to move simultaneously, and a second linkage bar hinged on the yarn feeding arm and second rocking arm to move simultaneously.
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: March 5, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventors: Yu-Sheng Lin, Yi Chen Chen, Kai Ying Cheng, Jian-Hao Peng
  • Patent number: 8381550
    Abstract: A needle bed structure for flat knitting machines that is located at two sides of a needle bed gap includes a plurality of parallel needle plates, a plurality of knitting needles and sinkers located between the needle plates, a sinker control portion movable in parallel with the arranged direction of the sinkers, and at least one control cam driven by a switching portion to push the sinkers to rotate towards the needle bed gap during the switching movement. The switching portion performs a switching movement according to the moving direction. The needle plates hole at least one needle pressing board to restrict vertical movement of the knitting needles. The switching portion has a magnetic attracting portion corresponding to the needle pressing board to form magnetic attraction therewith. A spacer is provided between the needle plates to prevent the horizontal movement of the sinkers.
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: February 26, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventors: Yu-Sheng Lin, Yi Chen Chen, Kai Ying Cheng, Jian-Hao Peng
  • Patent number: 8371144
    Abstract: A sinker includes a sliding segment with a sliding portion slidably located in a sinker groove, a loop forming and loosening ancillary segment extended upwards from one side of the sliding portion and then extended outwards, a passive segment located above the sliding segment and driven by a cam, and an indented abrasion-reducing space located at a lateral side of the sliding portion and below the loop forming and loosening ancillary segment. Through the abrasion-reducing space, the loop forming and loosening ancillary segment can move directly and horizontally above a needle cylinder. The loop forming and loosening mechanism for circular knitting machines of the invention can simplify fabrication of the needle cylinder, reduce labor and material costs, improve quality and production yield of the needle cylinder, and also reduce abrasion of the sinker, thus can improve performance of the mechanism and enhance lifespan of the sinker.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: February 12, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventor: Tieh-Hsiung Pai
  • Patent number: 8371145
    Abstract: A yarn conveying system includes a circular knitting machine, at least one yarn conveying tray and a control unit electrically connected to the circular knitting machine and yarn conveying tray. The circular knitting machine has a needle cylinder and at least one yarn feeder arranged annularly on the needle cylinder. The yarn conveying tray is wound by at least two separate yarns and includes a driving device to drive the yarn conveying tray rotating so that the yarns are supplied via a yarn conveying path to the yarn feeder. The control unit generates a yarn feeding signal to the circular knitting machine to control yarn feeding speed and a driving signal to the driving device to control rotational speed of the yarn conveying tray. Thus users can operate the control unit to control speed of the yarns supplied from the yarn conveying tray to the yarn feeder.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: February 12, 2013
    Assignee: Pai Lung Machinery Mill Co., Ltd.
    Inventors: Shih-Chi Chen, Jenq-Huey Shyu, Hsueh-Chen Fu