US6612868B2 — Small form-factor pluggable transceiver cage

Claim 1

Independent Claim 61 words

A transceiver cage, comprising: a metal housing defining an entrance, and a rear portion opposite to the entrance; and at least one extending from the rear portion and including a free end, wherein the free end substantially abuts against the rear portion when a transceiver is received therein, and bounce away from the rear portion when the transceiver is removed therefrom.

Claim 2

Dependent Claim 61 words

A transceiver cage, comprising: a metal housing defining an entrance, and a rear portion opposite to the entrance; and at least one extending from the rear portion and including a free end, wherein the free end substantially abuts against the rear portion when a transceiver is received therein, and bounce away from the rear portion when the transceiver is removed therefrom.

Claim 3

Dependent Claim 28 words

The cage as described in claim 1 further comprising two sidewalls, the spring arms respectively extend generally toward each of the two sidewalls and cross over each other.

Claim 4

Dependent Claim 18 words

The cage as described in claim 2 , wherein the spring arms respectively extend from the two sidewalls.

Claim 5

Dependent Claim 46 words

The cage as described in claim 3 , wherein each of the spring arms comprises a first portion adjoining a corresponding sidewall, and a second portion distal from the corresponding sidewall, and wherein the first portion tapers from the corresponding side wall toward the second portion.

Claim 6

Dependent Claim 60 words

The cage as described in claim 4 , wherein the first portion obliquely extends from the corresponding sidewall substantially toward the opposite sidewall of the two sidewalls and toward a front of the cage, and the second portion extends from the first portion substantially toward the opposite sidewall of the two sidewalls and toward the rear portion of the cage.

Claim 7

Dependent Claim 42 words

The cage as described in claim 1 , wherein the cage has a rear cover with a width greater than a length of each of the spring arms, and a free end of the second portion is spaced from the rear cover.

Claim 8

Dependent Claim 20 words

The cage as described in claim 1 , wherein the cage is made from a single piece of metallic material.

Claim 9

Dependent Claim 75 words

A metal small form-factor pluggable transceiver cage adapted to receive a small form-factor pluggable module therein, the cage comprising: a bottom wall, a rear cover, two sidewalls, and two spring arms respectively extending from a rear portion of the cage; wherein each of the spring arms has a first portion adjacent a corresponding sidewall and a second portion, the second portion resiliently abutting against the rear cover when the module is received in the cage.

Claim 10

Dependent Claim 75 words

A metal small form-factor pluggable transceiver cage adapted to receive a small form-factor pluggable module therein, the cage comprising: a bottom wall, a rear cover, two sidewalls, and two spring arms respectively extending from a rear portion of the cage; wherein each of the spring arms has a first portion adjacent a corresponding sidewall and a second portion, the second portion resiliently abutting against the rear cover when the module is received in the cage.

Claim 11

Dependent Claim 20 words

The cage as described in claim 8 , wherein the second portion extends at an angle from the first portion.

Claim 12

Dependent Claim 19 words

The cage as described in claim 8 , wherein the first and second portions form an obtuse angle therebetween.

Claim 13

Dependent Claim 50 words

The cage as described in claim 8 , wherein the rear cover further comprises an inner plate and an outer plate engaged with the inner plate, and the second portion of each of the spring arms resiliently abuts against the outer plate when the module is received in the cage.

Claim 14

Dependent Claim 24 words

The cage as described in claim 8 , wherein the kick-out spring arms respectively extend from the two sidewalls and cross over each other.

Claim 15

Dependent Claim 70 words

A small form-factor pluggable transceiver cage adapted to be mounted to a panel, the cage comprising: a metal mainframe including a pair of kick-out spring arms respectively extending inwardly into a receiving cavity defined by the mainframe, the spring arms crossing over each other; and a grounding device attached to the mainframe, the grounding device forming at least one outward spring tab adapted to contact a face of the panel.

Claim 16

Dependent Claim 70 words

A small form-factor pluggable transceiver cage adapted to be mounted to a panel, the cage comprising: a metal mainframe including a pair of kick-out spring arms respectively extending inwardly into a receiving cavity defined by the mainframe, the spring arms crossing over each other; and a grounding device attached to the mainframe, the grounding device forming at least one outward spring tab adapted to contact a face of the panel.

Claim 17

Dependent Claim 33 words

The cage as described in claim 13 , wherein each of the spring arms has a first portion adjoining the mainframe, and a second portion extending at an angle from the first portion.

Claim 18

Dependent Claim 68 words

The cage as described in claim 14 , wherein the kick-out spring arms respectively extend from two sidewalls of the mainframe, the first portion obliquely extends from one of the sidewalls toward an opposite sidewall of the sidewalls and toward a front of the cage, and the second portion extends from the first portion toward said opposite sidewall of the sidewalls and toward a rear of the cage.

Claim 19

Dependent Claim 75 words

A transceiver assembly, comprising: a metal receptacle having an entrance, and a rear portion opposite to the entrance, a spring arm extending from the rear portion and including a free end; a transceiver module received in the receptacle with a portion substantially abutting the spring arm; wherein the free end substantially abuts against the rear portion when the transceiver is received therein, and bounces away from the rear portion when the transceiver is removed therefrom.

Claim 20

Dependent Claim 75 words

A transceiver assembly, comprising: a metal receptacle having an entrance, and a rear portion opposite to the entrance, a spring arm extending from the rear portion and including a free end; a transceiver module received in the receptacle with a portion substantially abutting the spring arm; wherein the free end substantially abuts against the rear portion when the transceiver is received therein, and bounces away from the rear portion when the transceiver is removed therefrom.

Claim 21

Dependent Claim 34 words

The transceiver assembly as described in claim 16 , further comprises a complementary interengaging means arranged between the receptacle and the transceiver module so as to securely position the transceiver module in the receptacle.

Claim 22

Dependent Claim 48 words

The transceiver assembly as described in claim 16 , wherein the receptacle comprises a spring latch having a hole defined therein, the transceiver module comprises a buckle in a front thereof, and the buckle is press-fitted in the hole when the transceiver module is received in the receptacle.

Claim 23

Dependent Claim 48 words

The transceiver assembly as described in claim 16 , wherein the spring arms has a frontmost portion resiliently abutting a rear wall of the module and a second portion resiliently abutting the rear wall of the cage, whereby the module is resiliently and securely received in the cage.

Claim 24

Dependent Claim 31 words

The cage as described in claim 16 , wherein the spring arm has a first portion adjoining the cage, and a second portion extends at an angle from the first portion.

Claim 25

Dependent Claim 67 words

The cage as described in claim 16 , wherein the cage further comprises a bottom wall and two sidewalls, the first portion obliquely extends from one of the two sidewalls toward an opposite sidewall of the two sidewalls and toward the front of the cage, and the second portion extends from the first portion toward said opposite sidewall of the two sidewalls and toward the rear wall.

Claim 26

Dependent Claim 22 words

The cage as described in claim 16 , wherein the cage comprises at least two said spring arms crossing over each other.

Claim 27

Dependent Claim 107 words

A transceiver assembly comprising: a metal receptacle having a front open entrance, a rear wall opposite to said entrance, a pair of curved spring arms extending, around rear edges of two opposite side walls, laterally and inwardly to each other, in a vertically offset manner, and each with a distance being more than one half of a lateral dimension of said rear wall; and a transceiver module latchably received within the receptacle under a condition that a rear portion of the transceiver abuts against middle portions of the pair of spring arms and a distal end of each of the spring arms abuts against the rear wall.

Claim 28

Dependent Claim 107 words

A transceiver assembly comprising: a metal receptacle having a front open entrance, a rear wall opposite to said entrance, a pair of curved spring arms extending, around rear edges of two opposite side walls, laterally and inwardly to each other, in a vertically offset manner, and each with a distance being more than one half of a lateral dimension of said rear wall; and a transceiver module latchably received within the receptacle under a condition that a rear portion of the transceiver abuts against middle portions of the pair of spring arms and a distal end of each of the spring arms abuts against the rear wall.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2006-09-01	2007-03-03	2007-09-02	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2010-09-01	2011-03-03	2011-09-02	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2014-09-01	2015-03-03	2015-09-02	$7700.00	Window Closed / Lapsed

Small form-factor pluggable transceiver cage

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