1
Leonard J Charlebois, Fred A Huszarik: Moulding apparatus for encapsulating cable splices. Northern Telecom, R J Austin, September 20, 1983: US04405083 (56 worldwide citation)

Moulding apparatus with a passage between mould parts to locate an article extending through the mould parts and into the mould cavity. A device is disposed within the passage for gripping and sealing against the article. This device is resiliently compressible and has gripping and sealing ribs proj ...


2
Leonard J Charlebois, Fred A Huszarik: Methods of moulding of plastics articles. Northern Telecom, R J Austin, December 25, 1984: US04490315 (49 worldwide citation)

A method of moulding by low pressure moulding wherein a passage from the mould cavity is bridged by the molten material during filling and in which the moulding pressure is too low to cause the material to flow down the passage. After the mould is completely filled, the pressure increases to cause p ...


3
Leonard J Charlebois, Ronald R D Aoust, Fred A Huszarik: Forming of cable splice closures. Northern Telecom, R J Austin, July 9, 1985: US04528419 (45 worldwide citation)

A method of forming an encapsulated splice region between two cable ends in which, after end portions of the core have been exposed beyond the jacket and sheath or shield, the conductors are splayed outwards and the cable end portions are brought close together. Splices are then formed between condu ...


4
Leonard J Charlebois, Renato Mariani, Fred A Huszarik: Methods and apparatus for sealing articles. Northern Telecom, R J Austin, July 9, 1985: US04528150 (45 worldwide citation)

A method of sealing an article by heating solid plastic material in a chamber into a flowable state and then forcing the material from the chamber into a reservoir in a manually portable device. While in the reservoir, the material is maintained homogeneously molten and flowable and the material is ...


5
Leonard J Charlebois, Fred A Huszarik: Optical cable and cable pulling attachment assemblies. Northern Telecom, R J Austin, July 17, 1984: US04460159 (44 worldwide citation)

An optical cable with an axial tensile strength member extending from one cable end beyond the cable jacket, and a pulling attachment secured to the extension of the strength member and does not seal directly around the cable jacket. A moulded plastic encapsulation encapsulates the cable end, an end ...


6
Leonard J Charlebois, Renato Mariani, Fred A Huszarik: Apparatus for sealably encapsulating articles. Northern Telecom, R J Austin, June 3, 1986: US04592721 (42 worldwide citation)

A method of sealably encapsulating an article by using, in combination, a plastics heating and pressurizing device and a manually portable accumulator. The device has a chamber to contain plastics material and heat it into a molten state. There is a releasable coupling means to assemble the device a ...


7
Vincent C So, Paul J Vella, Fred A Huszarik: Optical fiber communications system with optical fiber monitoring. Northern Telecom, R John Haley, March 27, 1990: US04911515 (30 worldwide citation)

Optical communications fibers extend from a central office to subscribers' premises for carrying signals in both directions between optical transmitters and receivers. Each subscriber's optical receiver continuously reflects back to its fiber, and then to the central office, about 20 percent of the ...


8
Vincent C So, Richard P Hughes, Paul J Vella, Fred A Huszarik, Renato Mariani: Test instrument for an optical fiber. Northern Telecom, Schwartz Jeffery Schwaab Mack Blumenthal & Evans, June 9, 1987: US04671653 (18 worldwide citation)

A battery powered portable test instrument for detecting whether light is propagating in an optical fiber has a jaw into which the fiber is placed, the jaw being closable to press a section of the fiber into a bend having predetermined radius of curvature. If light is propagating through the fiber i ...