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US 4,373,776 AGranted
Protection case for optical fiber splices
AssigneeNorthern Telecom Limited
InventorMichael L. Purdy
Life of this patent
Estimating the term…
Abstract
A protection case for optical fiber splices is in the form of an elongate box having ducts along each side and a plurality of packet members pivotally attached to the bottom of the case in overlapping relationship. A holder in each packet will hold at least one splice, or an attenuator and two associated splices. A cover fastens over the base of the case. The packets have the form of shallow boxes and extra fiber is coiled around in a packet, being retained by turned in edges of the top, sides and bottom.
Claims11
A protection case for optical fiber splices, comprising:
- an elongate box having a base member and a cover removably attached to the base member;
- at least one insert in said base member defining a duct extending along each side of said base member;
- a plurality of packet members pivotally attached to the base member, the packet members positioned between the ducts, each packet member including a hinge attached to the base member, the hinges attached at spaced apart positions along a longitudinal axis of the base, the packet members in an overlapping relationship when pivotted down in the base member and pivotal to at least a vertical position, extending up from said base member;
- each of said ducts having a side adjacent to said packet members and a plurality of slots in each of said sides, a slot in each side aligned approximately with each hinge, for passage of fibers along each duct and entering to and exiting from said packet members through said slots.
1 more element
Dependencies are inferred from the claim text.