Apparatus for securely attaching and detaching portable computer terminals to portable optional devices
First Claim
Patent Images
1. A portable terminal comprising:
- a main body;
an optional unit connectable to said main body,said optional unit including;
a connector for electrically connecting said optional unit and said main body,a guide member for guiding connection of said optional unit to said main body, andto lock pawl for coupling said optional unit to said main body,said main body including;
a guide slot for receiving said guide member,a pawl slot for receiving said lock pawl,an engagement member for engaging said lock pawl when said pawl is inserted in said pawl slot, anda connector cover slidably movable to cover and uncover a connector opening, said connector cover including a hole for allowing said lock pawl to be inserted through said pawl slot only when said connector cover is moved to uncover said connector opening.
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Abstract
A portable terminal computer is adapted for connection to an optional unit and a host computer. The optional unit (6) includes a connector (15) for electrical connection to the main body (1) of the portable computer, guides (8), a lock pawl (9) for coupling the optional unit (6) to the main body (1), and a lock release (17). The main body (1) includes guide inserting slots (10) in which guides (8) are inserted, a pawl inserting slot (11) in which the lock pawl (9) is inserted, and an engagement member (30) for engaging the lock pawl (9). The above-described structure allows smooth attachment and detachment of the main body (1) to and from the optional unit (6), thereby preventing malfunction.
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Citations
9 Claims
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1. A portable terminal comprising:
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a main body; an optional unit connectable to said main body, said optional unit including; a connector for electrically connecting said optional unit and said main body, a guide member for guiding connection of said optional unit to said main body, and to lock pawl for coupling said optional unit to said main body, said main body including; a guide slot for receiving said guide member, a pawl slot for receiving said lock pawl, an engagement member for engaging said lock pawl when said pawl is inserted in said pawl slot, and a connector cover slidably movable to cover and uncover a connector opening, said connector cover including a hole for allowing said lock pawl to be inserted through said pawl slot only when said connector cover is moved to uncover said connector opening. - View Dependent Claims (2, 3, 4)
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5. A portable terminal, comprising:
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a main body, an optional unit including; locking means for securely fastening said optional unit to said main body; lock detecting means for detecting the status of said locking means and sending a locking status signal to said main body, and a connector for electrically connecting said main body and said optional unit, said main body including; a connector cover slidably provided between a first position where a connector opening is covered and a second position where said connector opening is uncovered, connector cover detecting means for detecting the status of said connector cover and sending a cover status signal to said main body. - View Dependent Claims (6)
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7. A portable terminal, comprising:
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a main body having a first connector, an optional unit including; a second connector electrically connectable with said first connector, locking means for securely locking said optional unit to said main body, and lock detecting means for detecting the operation of said locking means and outputting a status signal to said main body, said main body including; a connector cover for providing access to said first connector, connector cover detecting means for detecting the operation of said connector cover and outputting a signal to said main body, and power supply controlling means responsive to signals from one of said lock detecting means and said connector cover detecting means for controlling power to said main body. - View Dependent Claims (8, 9)
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Specification