Patents Assigned to Helix Limited
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Publication number: 20080127797Abstract: 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: ApplicationFiled: November 30, 2007Publication date: June 5, 2008Applicant: Helix LimitedInventor: Zeng Xu HUI
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Patent number: 6006558Abstract: 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: GrantFiled: October 14, 1997Date of Patent: December 28, 1999Assignee: Helix LimitedInventor: Andrew Charles Peters
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Patent number: 5662683Abstract: 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: GrantFiled: August 22, 1995Date of Patent: September 2, 1997Assignee: Ortho Helix LimitedInventor: David B. Kay
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Patent number: 5546663Abstract: 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: GrantFiled: January 5, 1995Date of Patent: August 20, 1996Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: 4611711Abstract: 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: GrantFiled: September 12, 1985Date of Patent: September 16, 1986Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D284831Type: GrantFiled: September 11, 1984Date of Patent: July 29, 1986Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D291139Type: GrantFiled: September 7, 1984Date of Patent: July 28, 1987Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D296949Type: GrantFiled: August 22, 1985Date of Patent: July 26, 1988Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D297195Type: GrantFiled: May 20, 1985Date of Patent: August 16, 1988Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D298341Type: GrantFiled: November 8, 1985Date of Patent: November 1, 1988Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D301186Type: GrantFiled: August 22, 1985Date of Patent: May 23, 1989Assignee: Helix LimitedInventor: Clive W. Warwicker
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Patent number: D356031Type: GrantFiled: July 28, 1993Date of Patent: March 7, 1995Assignee: Helix LimitedInventor: Andrew B. Bones
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Patent number: D371906Type: GrantFiled: July 25, 1994Date of Patent: July 23, 1996Assignee: Helix LimitedInventor: Andrew C. Peters