# US 9,753,239 B2 · Fiber optic cable retention > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,753,239 B2 - Document ID: US9753239B2 - Status: Granted - Kind: B2 - Application number: 14/734,768 - Filed: 2015-06-09 - Published: 2015-12-31 - Granted: 2017-09-05 - Earliest claimed: 2014-06-26 - Assignees: CommScope Technologies LLC - Applicants: Tyco Electronics Corporation - Inventors: Barry Wayne Allen; Thomas Ross Marmon - Web page: https://patentgrep.com/patent/US9753239B2 ## CPC - G02B 6/44765: {with means for strain-relieving to exterior cable layers} - G02B 6/4433: {Double reinforcement laying in straight line with optical transmission element} - G02B 6/4477: {with means for strain-relieving to interior strengths element} - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS ## Abstract A fiber optic cable retention module includes a housing with a base. A first section extends from the base and defines a pocket for receiving strength members of a fiber optic cable. A second section extends from the base and defines slots that receive a retention member having a generally U shaped frame. The frame has first and second arms extending therefrom that define a cable receiving slot therebetween. ## Claims ### Claim 1 A fiber optic cable retention module, comprising: a housing including a base; a first section extending from the base and defining a pocket for receiving strength members of a fiber optic cable; a second section extending from the base and defining first and second generally L shaped opposing slots; and a retention member received in the first and second generally L shaped opposing slots; the retention member including a generally U shaped frame having first and second arms and a bridge segment extending between the first and second arms to define a bottom portion of the U shaped frame, each one of the first and second arms extending perpendicularly relative to the bridge segment, the first and second arms each including a blade member and a fixed junction respectively positioned between the blade member and the first and second arms, the fixed junction respectively creating a bend between the blade member and the first and second arms such that the blade member is flexibly cantilevered from the first and second arms, the first and second arms together defining a cable receiving slot therebetween. ### Claim 2 (depends on 1) The fiber optic cable retention module of claim 1, further comprising: a sidewall extending from the base and connecting the first and second sections on a first side of the module; and an opening defined between the first and second sections on a second side of the module opposite the first side. ### Claim 3 (depends on 1) The fiber optic cable retention module of claim 1, wherein the bridge segment of the frame of the retention member includes a curved portion formed in a central location thereof. ### Claim 4 (depends on 1) The fiber optic cable retention module of claim 1, wherein the blade member is respectively situated at a non-right angle relative to the first and second arms. ### Claim 5 (depends on 1) The fiber optic cable retention module of claim 1, wherein the first and second arms extend generally parallel to a longitudinal axis of the module. ### Claim 6 (depends on 1) The fiber optic cable retention module of claim 1, wherein lower portions of each one of the first and second arms define respective barbs that engage the first section of the housing defining the slots. ### Claim 7 (depends on 1) The fiber optic cable retention module of claim 1, wherein the base defines a fastener opening in a bottom surface opposite the first section of the housing. ### Claim 8 A cable strain relief system, comprising: a surface; a fastener extending from the surface, the fastener including a first locking tab; a retention housing including a base; a first section extending from the base and defining a pocket for receiving strength members of a fiber optic cable; a second section extending from the base and including a retention member defining a cable receiving slot, the retention member including a generally U shaped frame having first and second arms and a bridge segment extending between the first and second arms to define a bottom portion of the U shaped frame, each one of the first and second arms extending perpendicularly relative to the bridge segment, the first and second arms each including a blade member and a fixed junction respectively positioned between the blade member and the first and second arms, the fixed junction respectively creating a bend between the blade member and the first and second arms such that the blade member is flexibly cantilevered from the first and second arms; a fastener opening defined in the base and receiving the fastener; and a first locking opening defined by the first section, the first locking opening receiving the first locking tab. ### Claim 9 (depends on 8) The cable strain relief system of claim 8, further comprising a cable enclosure, wherein the surface is situated inside the cable enclosure. ### Claim 10 (depends on 8) The cable strain relief system of claim 8, wherein: the fastener includes first and second resilient spring fingers, the first locking tab extending from the first resilient spring finger, the second resilient spring finger having a second locking tab extending therefrom; and the second section further defines a second locking opening, the second locking opening receiving the second locking tab. ### Claim 11 (depends on 8) The cable strain relief system of claim 8, wherein: the second section defines first and second opposing slots; and the retention member is received in the first and second opposing slots. ### Claim 12 (depends on 11) The cable strain relief system of claim 11, wherein: the first and second opposing slots are each generally L shaped, the first and second arms each being generally L shaped to be received in the respective first and second opposing slots. ### Claim 13 (depends on 12) The cable strain relief system of claim 12, wherein the bridge segment of the frame of the retention member includes a curved portion formed in a central location thereof. ### Claim 14 (depends on 8) The cable strain relief system of claim 8, wherein the blade member is respectively situated at a non-right angle relative to the first and second arms. ### Claim 15 (depends on 8) The cable strain relief system of claim 8, wherein the first and second arms extend generally parallel to a longitudinal axis of the module. ### Claim 16 (depends on 8) The cable strain relief system of claim 8, wherein lower portions of the first and second arms define respective barbs that engage the first section. ### Claim 17 (depends on 8) The cable strain relief system of claim 8, further comprising: a sidewall extending from the base and connecting the first and second sections on a first side of the retention housing; and an opening defined between the first and second sections on a second side of the retention housing opposite the first side. ### Claim 18 (depends on 8) The cable strain relief system of claim 8, further comprising a fiber optic cable having an optical fiber, a strength member and a cable jacket, the strength member being received in the pocket, the cable jacket being received in the cable receiving slot. ### Claim 19 A retention clip adapted to be mounted to a substrate for retaining a fiber optic cable, comprising: a curved segment; a pair of upstanding, spaced-apart arms coupled to the curved segment, the pair of upstanding, spaced-apart arms extending perpendicularly relative to the curved segment; and first and second, opposed, blade portions each having a fixed end adjoining a respective one of the pair of upstanding, spaced-apart arms so that the first and second, opposed, blade portions are cantilevered from the pair of upstanding, spaced-apart arms; and wherein free ends of the first and second, opposed, blade portions have opposing blade edges together defining a slot therebetween for receiving a cable. ### Claim 20 (depends on 19) The retention clip of claim 19, wherein a plurality of retention clips are arranged in a staggered array on the substrate to provide strain relief for a variety of fiber optic cables varying in size. ### Claim 21 (depends on 19) The retention clip of claim 19, wherein the slot has a width that is less than a width of the cable. ### Claim 22 A cable strain relief system, comprising: a component with at least one fastening tab; a cable anchoring unit including: a cable fixation structure; and a strength member stop; and a cable being attached to the cable anchoring unit such that an end of a strength member of the cable is adjacent the strength member stop, the cable fixation structure receiving the least one fastening tab for attaching the cable anchoring unit to the component; and a retention member defining a cable receiving slot, the retention member including a generally U shaped frame having first and second arms and a bridge segment extending between the first and second arms to define a bottom portion of the U shaped frame, each one of the first and second arms extending perpendicularly relative to the bridge segment, the first and second arms each including a blade member and a fixed junction respectively positioned between the blade member and the first and second arms, the fixed junction respectively creating a bend between the blade member and the first and second arms such that the blade member is flexibly cantilevered from the first and second arms. ### Claim 23 (depends on 22) The cable strain relief system of claim 22, wherein a snap fit connection is between the component and the cable anchoring unit. ### Claim 24 (depends on 22) The cable strain relief system of claim 22, wherein the component is a splice enclosure.