Patents Represented by Attorney William V. Ebs

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  • Pivotable motor with mounting pin
    Patent number: 4503792
    Abstract: A sewing machine motor is provided with an elongate pin which is affixed in the end portions of the arms of sheet metal motor end brackets, and which is pivotally mounted in frame affixed resilient end blocks to enable the motor to be adjusted about the axis of the pin for the purpose of altering tension in a belt driven by the motor.
    Type: Grant
    Filed: September 9, 1983
    Date of Patent: March 12, 1985
    Assignee: The Singer Company
    Inventor: Albert N. Cook
  • Cam controlled gate spring for chain stitch sewing machine
    Patent number: 4503791
    Abstract: A chain stitch sewing machine including a looper and cam assembly with cam tracks engageable by an actuator, a gate pivotally mounted on the assembly and a spring with one free end to engage and move the gate into positions controlling actuator movement between the tracks is provided with camming surfaces on a fixed member for lifting the free end of the spring to the top of the gate for passage from one side to the other.
    Type: Grant
    Filed: April 16, 1984
    Date of Patent: March 12, 1985
    Assignee: The Singer Company
    Inventor: Karl H. Killinger
  • Reverse feed controlling mechanism for a sewing machine
    Patent number: 4499839
    Abstract: A manually operable input control member is mounted in a sewing machine for linear movement into a reverse feed controlling position and for pivotal movement therefrom into a reverse feed sustaining position wherein the member is held against a spring which is provided to bias it toward an unactuated hands off position in the machine.
    Type: Grant
    Filed: December 3, 1983
    Date of Patent: February 19, 1985
    Assignee: The Singer Company
    Inventors: John Blackwood, Thomas G. Graham, Robert B. Brauch
  • Metered gas volume correcting arrangement
    Patent number: 4498346
    Abstract: Variable ratio transmission mechanism and associated gearing correct volumetric flow indications of a gas meter as a function of temperature and/or pressure variations in gas flowing through the meter, or by a manually selectable fixed factor adjustment.
    Type: Grant
    Filed: May 6, 1983
    Date of Patent: February 12, 1985
    Assignee: The Singer Company
    Inventor: George W. Schneider, Jr
  • Low torque pattern selecting mechanism for a sewing machine
    Patent number: 4497267
    Abstract: A pattern selecting dial for a sewing machine is connected through a toothed driving belt to a remotely located rotatable member which carries a circularly arranged stepped cam and which can be turned with the application of low torque to the dial to effect the selective positioning of a cam follower opposite a pattern controlling cam stack.
    Type: Grant
    Filed: March 19, 1984
    Date of Patent: February 5, 1985
    Assignee: The Singer Company
    Inventors: Jan Szostak, Henry Schaeflern, Walter H. W. Marsh
  • Top work feeding arrangement for a chain stitch sewing machine
    Patent number: 4497268
    Abstract: A hand operable chain stitch sewing machine is provided with a top work feeding arrangement wherein a feed dog is mounted for pivotal movement about mutually perpendicular axes. The feed dog is moved about one such axis to engage a workpiece, and about the other axis to displace a work piece relative to a sewing needle.
    Type: Grant
    Filed: April 16, 1984
    Date of Patent: February 5, 1985
    Assignee: The Singer Company
    Inventor: Karl H. Killinger
  • Buttonhole foot and shank assembly
    Patent number: 4494471
    Abstract: A presser foot with a grooved sole plate for use in the formation of buttonholes on a sewing machine is pivotally mounted on a screw with which the foot can be moved laterally relative to the shank to position a groove dividing ridge with respect to a sewing needle.
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: January 22, 1985
    Assignee: The Singer Company
    Inventor: Thaddeus J. Zylbert
  • Terminal for flexible tube
    Patent number: 4489961
    Abstract: Flexible tubing for use in connecting a pneumatic foot controller to a sewing machine is provided at one end with a detachable plastic connector including a tight fitting tube supporting sleeve and a serrated end fitting which is locked in place in the tubing with the sleeve.
    Type: Grant
    Filed: April 18, 1983
    Date of Patent: December 25, 1984
    Assignee: The Singer Company
    Inventor: Manfred R. Laidig
  • Bobbin case chain stitch insert
    Patent number: 4487142
    Abstract: A chain stitch insert receivable in the bobbin case of a sewing machine is formed with a topside ledge which captures and consumes thread as a hook point carries a loop of thread around the bobbin case. The ledge enables the formation of chain stitches without the need for a special eyelet on the machine.
    Type: Grant
    Filed: April 14, 1983
    Date of Patent: December 11, 1984
    Assignee: The Singer Company
    Inventors: Donald Rodda, Charles R. Odermann
  • Force amplifying arrangement for sewing machine pushbutton control
    Patent number: 4487141
    Abstract: A sewing machine pushbutton control is provided in a floating extension with a toggle which assists the movement of a plurality of cam followers into operative engagement with buttonhole controlling cams and actuating mechanism for a needle bar and feed regulator.
    Type: Grant
    Filed: May 29, 1984
    Date of Patent: December 11, 1984
    Assignee: The Singer Company
    Inventor: William Weisz
  • Motor isolator pulley
    Patent number: 4483685
    Abstract: A coupling in the drive train between a sewing machine motor and mechanism for driving the sewing instrumentalities of the machine is provided with resilient bumpers. The coupling is further provided with tangs which interface with the bumpers in a manner that is effective to render the spring rate of the coupling variable and reduce both vibrational effects and impact forces in the machine.
    Type: Grant
    Filed: March 21, 1983
    Date of Patent: November 20, 1984
    Assignee: The Singer Company
    Inventors: Anthony D. Spasiano, Vaclav Jelinek
  • Needle bight control mechanism for a sewing machine
    Patent number: 4483263
    Abstract: A pushbutton control for a sewing machine is provided with a pivotably mounted carrier for a bell crank which is operably connected to a needle bar. Bight controlling movements are imparted to the needle bar according to the actuation of the bell crank and carrier.
    Type: Grant
    Filed: May 29, 1984
    Date of Patent: November 20, 1984
    Assignee: The Singer Company
    Inventor: William Weisz
  • Clutching arrangement for a sewing machine bobbin
    Patent number: 4481897
    Abstract: A clutch which is engaged to rotate and wind thread on a sewing machine bobbin is provided with clutch parts that include a single bladed paddle, and a member with a pair of crossed paddle receiving through slots, one of which has a chamfered upper edge that substantially widens the mouth of the slot and the other of which is without such chamfered edge.
    Type: Grant
    Filed: June 16, 1983
    Date of Patent: November 13, 1984
    Assignee: The Singer Company
    Inventors: Charles R. Odermann, Robert H. Larsen
  • Gear attaching arrangement for looptaker drive shaft
    Patent number: 4475475
    Abstract: A hollow looptaker shaft which has a spindle rotatable therein and which is of a material susceptible to local deformation under pressure is fitted with a steel sleeve that is prevented from rotating relative to the shaft, and a gear for use in rotating the shaft is affixed to the sleeve with a set screw.
    Type: Grant
    Filed: March 11, 1983
    Date of Patent: October 9, 1984
    Assignee: The Singer Company
    Inventor: Thaddeus J. Zylbert
  • Electrically isolating sewing machine motor mount
    Patent number: 4469036
    Abstract: An electric motor is supported at one end on a molded plastic electrically non-conducting housing which is slidably mounted on the metallic frame of a sewing machine at the base and which is biased toward the base of a compression spring to set tension in a belt through which the motor drives a pulley on the arm shaft of the sewing machine.
    Type: Grant
    Filed: October 4, 1982
    Date of Patent: September 4, 1984
    Assignee: The Singer Company
    Inventors: Albert N. Cook, Louis F. Daman
  • Threading arrangement for a sewing machine
    Patent number: 4466371
    Abstract: A thread tensioning module and a cover for a thread holder and cooperating take-up are mounted adjacent to one another in a front opening in the bracket arm housing of a sewing machine. The module and cover form interconnecting thread receiving slots in the bracket arm opening providing for the movement of thread into thread tensioning mechanism carried by the module and into the thread holder as the machine is threaded by an operator.
    Type: Grant
    Filed: July 11, 1983
    Date of Patent: August 21, 1984
    Assignee: The Singer Company
    Inventor: Robert H. Larsen
  • Feeding mechanism for double pointed looper sewing machine
    Patent number: 4463695
    Abstract: A chain stitch sewing machine including a double pointed looper is provided with feeding mechanism in which looper motion is used in conjunction with needle motion to control the movement of work under the needle of the machine.
    Type: Grant
    Filed: January 28, 1983
    Date of Patent: August 7, 1984
    Assignee: The Singer Company
    Inventor: Karl H. Killinger
  • Bobbin and plunger assembly
    Patent number: 4462324
    Abstract: A one-piece plunger with a control button at one end and a driving paddle at the other end is located in a one-piece sewing machine bobbin. The bobbin is provided with crossed slots, one of which normally has the paddle therein and which is dead ended to provide a stop limiting spring biased upward movement of the plunger in the bobbin, the other slot being open ended to permit the paddle to be moved therethrough during assembly of the plunger in the bobbin.
    Type: Grant
    Filed: November 7, 1983
    Date of Patent: July 31, 1984
    Assignee: The Singer Company
    Inventor: Robert H. Larsen
  • Thread tensioning module for a sewing machine
    Patent number: 4453480
    Abstract: A thread tensioning module for use on a sewing machine is provided with a plastic housing and with mechanism at the rear of the housing for receiving and applying frictional resistance to the movement of thread therethrough. The mechanism includes a pair of thread engageable members, one of which extends beyond the other and the side wall of the module on the thread entering side thereof to catch and enable thread to be positioned between the members.
    Type: Grant
    Filed: July 11, 1983
    Date of Patent: June 12, 1984
    Assignee: The Singer Company
    Inventors: Robert H. Larsen, Anthony Giaimo
  • Combined sewing machine and work support extension
    Patent number: D276614
    Type: Grant
    Filed: April 22, 1982
    Date of Patent: December 4, 1984
    Assignee: The Singer Company
    Inventors: George D. La Police, Michael P. Ballone