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US5435737A Expired / Lapsed US ⏱️ 0.0 years remaining

Removable memory modules

Assignee: Unisys Corp
•
Filing: 1993-10-12
•
Granted: 1995-07-25
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Expires: 2013-10-12
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Abstract

Abstract A computer unit with identical compartments for receiving associated identical memory modules, these modules housing memory means adapted to be removably inserted into a receiving compartment which includes an electrical connector and engagement pin, each module also including an electrical connector for mating with the compartment connector; each module further including its own lever to engage this pin and so draw the module into the compartment, while mating the connectors, or to be reverse-activated to disengage the connectors and help eject the module from the compartment.

Inventors

  • 👤 Donald Haga
  • 👤 Ronald Provenzale
  • 👤 Richard Hibbs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 02:17
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/18; G06F1/183

Claims Analysis

Total Claims: 16
Claim 1
Independent Claim 144 words
An array of memory modules, each being adapted to be removably inserted directly into a receiving compartment, which includes lock means, electrical connector means and engagement-pin means centered therein, each module comprising interconnectable upper shell and lower shell means, being adapted to enclose memory means and including associated electrical connection means adapted to removably mate with said connector means; each module also including single rotatable lever means thereon adapted to engage said engagement means with cam-slot means thereon and to be activated to draw the module into said compartment, with said connection means then mated with said connector means, or to be reverse-activated to disengage said connector and connection means and to help eject the module from the compartment; each said lever means also including outer handle means adapted to engage said lock means only when said module is drawn fully-into a said compartment.
Claim 2
Dependent Claim 144 words
An array of memory modules, each being adapted to be removably inserted directly into a receiving compartment, which includes lock means, electrical connector means and engagement-pin means centered therein, each module comprising interconnectable upper shell and lower shell means, being adapted to enclose memory means and including associated electrical connection means adapted to removably mate with said connector means; each module also including single rotatable lever means thereon adapted to engage said engagement means with cam-slot means thereon and to be activated to draw the module into said compartment, with said connection means then mated with said connector means, or to be reverse-activated to disengage said connector and connection means and to help eject the module from the compartment; each said lever means also including outer handle means adapted to engage said lock means only when said module is drawn fully-into a said compartment.
Claim 3
Dependent Claim 18 words
The invention of claim i wherein said engagement means comprises an anchor pin disposed medially in said compartment.
Claim 4
Dependent Claim 40 words
The invention of claim 2 wherein said lever means includes handle means presented at the front of said module and adapted to be actuated to help pry-in the module into its compartment, once the lever means has engaged said pin.
Claim 5
Dependent Claim 38 words
The invention of claim 3 wherein said lever means includes a proximal front portion, with lockable means at its proximal, front portion for engagement with activateable lock means for locking the lever means in place in said compartment.
Claim 6
Dependent Claim 31 words
The invention of claim 3 wherein said lever means is journaled on a hub in said module for rotation once said pin is engaged whereby to so help pry-in its module.
Claim 7
Dependent Claim 17 words
The invention of claim 5 wherein said lever means includes cam-slot means for so engaging said pin.
Claim 8
Dependent Claim 38 words
The invention of claim 6 wherein said module includes a floor portion and said hub is disposed on said floor portion of said module and said lever means is engaged thereon before the memory means is placed therein.
Claim 9
Dependent Claim 38 words
The invention of claim 7 wherein said lever means includes a proximal front portion with lockable means at its proximal, front portion for engagement with activateable lock means for locking the lever means in place in said compartment.
Claim 10
Dependent Claim 31 words
The invention of claim 8 wherein each said module comprises a lower shell including fastener means and an upper shell including fasten-seat means adapted to be engaged with said fastener means.
Claim 11
Dependent Claim 12 words
The invention of claim 9 wherein said fastener means comprise flexible hooks.
Claim 12
Dependent Claim 23 words
The invention of claim 10 wherein said memory means is mounted on a plate which, in turn, is supported on flexible elastomeric pads.
Claim 13
Dependent Claim 302 words
An array of memory modules, each module being adapted to be removably inserted into a receiving compartment, which includes electrical connector means including a floor portion and engagement means, including pin means, in said compartment floor portion; each module being adapted to enclose memory means and including associated electrical connection means adapted to removably mate with said connector means; each module comprising an upper shell means and a lower shell means with associated hub means plus lever means adapted to engage said engagement means and to be activated to draw the module into said compartment, with said connection means then mated with said connector means, or to be reverse-activated to disengage said connector and connection means and to help eject the module from the compartment; said lever means including handle means presented at the front of said module and adapted to be actuated to help pry-in the module into its compartment, once the lever means has engaged said pin means; said lever means including cam-slot means for so engaging said pin means and being journaled on said hub means in said module for rotation once said pin means is engaged whereby to so help pry-in its module; said lever means being engaged on said module before the memory means is placed therein; said lever means further including a proximal front portion with lockable means at its proximal front portion for engagement with activateable lock means on said compartment for locking the lever means and its module in place in said compartment; each said memory means being mounted on a plate means which, in turn, is supported on flexible elastomeric pad means which are removably aligned between respective pairs of guide means in said module, and wherein each pad means is constrained vertically by superposed shoulder means suspended from said upper shell means.
Claim 14
Dependent Claim 302 words
An array of memory modules, each module being adapted to be removably inserted into a receiving compartment, which includes electrical connector means including a floor portion and engagement means, including pin means, in said compartment floor portion; each module being adapted to enclose memory means and including associated electrical connection means adapted to removably mate with said connector means; each module comprising an upper shell means and a lower shell means with associated hub means plus lever means adapted to engage said engagement means and to be activated to draw the module into said compartment, with said connection means then mated with said connector means, or to be reverse-activated to disengage said connector and connection means and to help eject the module from the compartment; said lever means including handle means presented at the front of said module and adapted to be actuated to help pry-in the module into its compartment, once the lever means has engaged said pin means; said lever means including cam-slot means for so engaging said pin means and being journaled on said hub means in said module for rotation once said pin means is engaged whereby to so help pry-in its module; said lever means being engaged on said module before the memory means is placed therein; said lever means further including a proximal front portion with lockable means at its proximal front portion for engagement with activateable lock means on said compartment for locking the lever means and its module in place in said compartment; each said memory means being mounted on a plate means which, in turn, is supported on flexible elastomeric pad means which are removably aligned between respective pairs of guide means in said module, and wherein each pad means is constrained vertically by superposed shoulder means suspended from said upper shell means.
Claim 15
Dependent Claim 134 words
A data processing unit with identical compartments for receiving associated identical data memory modules, these modules housing memory means, said modules being adapted to be removably inserted directly into a receiving compartment which includes lock means, an electrical connector and engagement pin centered therein, each module including an electrical module connector for mating with the compartment connector and further including its own slotted, rotatable lever to engage this pin and so draw the module into the compartment, while mating the connectors, or to be reverse-activated to disengage the connectors and help eject the module from the compartment; each module being adapted to be removably inserted directly into a receiving compartment, each said lever also including outer handle means adapted to engage said lock means only when said module is drawn fully-into a said compartment.
Claim 16
Dependent Claim 134 words
A data processing unit with identical compartments for receiving associated identical data memory modules, these modules housing memory means, said modules being adapted to be removably inserted directly into a receiving compartment which includes lock means, an electrical connector and engagement pin centered therein, each module including an electrical module connector for mating with the compartment connector and further including its own slotted, rotatable lever to engage this pin and so draw the module into the compartment, while mating the connectors, or to be reverse-activated to disengage the connectors and help eject the module from the compartment; each module being adapted to be removably inserted directly into a receiving compartment, each said lever also including outer handle means adapted to engage said lock means only when said module is drawn fully-into a said compartment.

References Cited (Backward Citations)

US3767974A Cited
US4611864A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1998-07-24 1999-01-23 1999-07-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2002-07-24 2003-01-23 2003-07-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2006-07-24 2007-01-23 2007-07-25 $7700.00 Window Closed / Lapsed

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