Patents Assigned to Helix Limited
  • Publication number: 20080127797
    Abstract: A hole punch comprising a movable punch pin arranged to punch a hole in a material. The hole punch comprises a first lever pivotally attached to a base, and in communication with the punch pin. The hole punch also includes a second lever pivotally attached to the first lever, and a third lever pivotally attached to the base, and pivotally attached to the second lever. Rotation of the third lever is arranged to drive movement of the second lever and first lever to cause movement of the punch pin.
    Type: Application
    Filed: November 30, 2007
    Publication date: June 5, 2008
    Applicant: Helix Limited
    Inventor: Zeng Xu HUI
  • Patent number: 6006558
    Abstract: FIG. 2 shows a cash box 1 provided with a hinged lid 2. The internal width and length dimensions of the lid 2 are slightly larger than the external length and width dimensions of the base 4 to provide a snug, overhanging fit. Lid 2 has a downwardly depending lip 2a with plain free edge and box 4 has a non-joggled plain free edge 4a with opposed side wall portions 4b and 4c having indented support portion 4e and 4f, to support flange portions 6a and 6b of coin tray 6. The cash box 1 has a key operated locking mechanism with rotatable locking tongue 9 and a push button operated catch means 11 including flat square spring portion 11b mounted on shaft S of the locking mechanism 8.
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: December 28, 1999
    Assignee: Helix Limited
    Inventor: Andrew Charles Peters
  • Patent number: 5662683
    Abstract: The invention relates to a tissue anchor which is an open helix of biocompatible material having a slope of from 0.5 to 10 turns per centimeter, a length from 3 to 75 millimeters, a diameter of from 1.5 to 11 millimeters, and an aspect ratio of from about 3 to about 5 to 1. The anchor can have a head which is capable of securing or clamping tissue together, such as holding a suture to secure a ligament or tendon to bone. The anchor can also have a head which causes an inward, compressive loading for use in fastening bone to bone, orthopedic plates to bone, or cartilage to bone.
    Type: Grant
    Filed: August 22, 1995
    Date of Patent: September 2, 1997
    Assignee: Ortho Helix Limited
    Inventor: David B. Kay
  • Patent number: 5546663
    Abstract: FIG. 1 shows a drawing instrument which is in chain dotted lines except for a lower portion of one leg of the instrument. The leg is formed generally of plastics and has a metal end piece provided with a non-needle-like or squat conical tip or point which extends from a circular base.
    Type: Grant
    Filed: January 5, 1995
    Date of Patent: August 20, 1996
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: 4611711
    Abstract: A cash box which is of rectangular shape, and comprises a top lid part and a bottom receptacle part of similar shape and depth which are hinged together at the back. The bottom part supports a coin-receiving tray having an outwardly-extending flanged rim, which seats on the top edge or lip of the bottom part and provides a seal between the two parts. This flanged rim is also adapted to cover the joint between the lid and bottom part when the cash box is closed. A lock unit is fitted in a recessed portion of the top panel of the lid part, which also accommodates a pivoted carrying handle. The lock has a locking plate that cooperates with an abutment provided by an upstanding post, which is secured to the bottom receptacle part and which passes through an aperture in the coin-receiving tray. The structure disclosed facilitates economical manufacture of a compact cash box with an efficient utilization of storage space.
    Type: Grant
    Filed: September 12, 1985
    Date of Patent: September 16, 1986
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D284831
    Type: Grant
    Filed: September 11, 1984
    Date of Patent: July 29, 1986
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D291139
    Type: Grant
    Filed: September 7, 1984
    Date of Patent: July 28, 1987
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D296949
    Type: Grant
    Filed: August 22, 1985
    Date of Patent: July 26, 1988
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D297195
    Type: Grant
    Filed: May 20, 1985
    Date of Patent: August 16, 1988
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D298341
    Type: Grant
    Filed: November 8, 1985
    Date of Patent: November 1, 1988
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D301186
    Type: Grant
    Filed: August 22, 1985
    Date of Patent: May 23, 1989
    Assignee: Helix Limited
    Inventor: Clive W. Warwicker
  • Patent number: D356031
    Type: Grant
    Filed: July 28, 1993
    Date of Patent: March 7, 1995
    Assignee: Helix Limited
    Inventor: Andrew B. Bones
  • Box
    Patent number: D371906
    Type: Grant
    Filed: July 25, 1994
    Date of Patent: July 23, 1996
    Assignee: Helix Limited
    Inventor: Andrew C. Peters