IP Library Granted Patent US 10,049,833
Granted Patent B2
US 10,049,833 · App. 15/287,159 · Granted Aug 14, 2018

Input device, electronic equipment, and method of manufacturing the input device

Inventor: Hideaki Tachikawa (Inagi, JP)
Assignee: FUJITSU LIMITED
H01H13/70H01H13/88H01H2223/056
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Quick Facts
Patent No.
US 10,049,833
App. No.
15/287,159
Granted
Aug 14, 2018
Kind
B2
Abstract

An input device includes an upper cover including a plurality of key openings and a keyboard including a base plate disposed on a back side of the upper cover, and a plurality of key tops provided in a front side of the base plate and inserted in the respective key openings. A plurality of hooks, each of which is disposed between the key tops adjacent to each other at a plurality of points and is provided upright on a back surface of the upper cover, fixes the keyboard to the upper cover.

Claims (45)

1. An input device comprising:

an upper cover including a plurality of key openings;

a mounting member including a frame portion disposed on a back surface of the upper cover and having a plurality of matching holes, each of which matching a corresponding one of the key openings,

a keyboard including a base plate disposed on a back side of the mounting member and a plurality of key tops provided in a front side of the base plate and inserted in the respective key openings; and

a plurality of hooks disposed upright at respective edges of the matching holes, each of the hooks being disposed between the key tops adjacent to each other at a plurality of points and fixing the keyboard to the upper cover.

2. The input device according to claim 1 ,

wherein the hooks are through the base plate, a support plate is disposed on a back surface of the base plate, and leading ends of the hooks are engaged with the support plate.

3. The input device according to claim 2 ,

wherein the keyboard is formed in a shape having a longitudinal direction and a transverse direction in a plan view,

the support plate is slidable in the longitudinal direction of the keyboard, and

the support plate is provided with an engaged portion that, in a state where the support plate is slid to one side of the keyboard in the longitudinal direction, releases engagement of the support plate with the leading ends of the hooks, and that, in a state where the support plate is slid to the other side of the keyboard in the longitudinal direction, engages with the leading ends of the hooks.

4. The input device according to claim 3 ,

wherein in the hooks, a plurality of hook sequences, in each of which the hooks are arranged in the longitudinal direction of the keyboard and in correspondence to the respective key tops, is formed in the transverse direction of the keyboard.

5. The input device according to claim 1 , wherein

the key tops include a rectangular key top shape in a plan view, and

each of the hooks is disposed at a central portion of one side of the rectangular key top shape.

6. The input device according to claim 5 , wherein

the keyboard is formed in a shape having a longitudinal direction and a transverse direction in a plan view, and

one side of the rectangular key top shape is parallel to the longitudinal direction of the keyboard.

7. The input device according to claim 1 ,

wherein a positioning pin is formed in one of the upper cover and the base plate, and

a positioning hole, in which the positioning pin is inserted, is formed in the other of the upper cover and the base plate.

8. The input device according to claim 1 , further comprising

a fixing section that fixes the support plate to the upper cover.

9. An input device comprising:

an upper cover including a plurality of key openings;

a plurality of annular standing wall sections formed in a back surface of the upper cover, each of which is along a peripheral edge of a corresponding one of the key openings;

a keyboard including a base plate disposed on a back side of the upper cover, and a plurality of key tops provided in a front side of the base plate and inserted in the respective key openings, wherein top portions of the standing wall sections are in contact with a surface of the base plate; and

a plurality of hooks disposed upright on the back surface of the upper cover, each of the hooks being disposed between the key tops adjacent to each other at a plurality of points and fixing the keyboard to the upper cover.

10. The input device according to claim 9 ,

wherein the hooks are formed in the top portions of the standing wall sections.

11. An electronic equipment comprising:

a main device including an input device; and

a display device rotatably fixed to the main device,

wherein the input device includes

an upper cover having a plurality of key openings,

a mounting member including a frame portion disposed on a back surface of the upper cover and having a plurality of matching holes, each of which matching a corresponding one of the key openings,

a keyboard having a plurality of key tops, each of which is inserted in a corresponding one of the key openings, and

a plurality of hooks disposed upright at respective edges of the matching holes, each of the hooks being disposed between the key tops adjacent to each other at a plurality of points and fixing the keyboard to the upper cover.

12. A method of manufacturing an input device, the method comprising:

inserting each of a plurality of key tops provided in a keyboard into a corresponding one of a plurality of key openings from a back side of an upper cover having the key openings, through a corresponding matching hole of a plurality of matching holes of a mounting member disposed on a back surface of the upper cover; and

fixing the keyboard to the upper cover by a plurality of hooks, each of which is disposed between the key tops adjacent to each other at a plurality of points, and is provided upright at respective edges of the matching holes.

13. The method of manufacturing an input device according to claim 12 , comprising:

disposing a base plate of the keyboard in the back side of the upper cover, inserting each of the key tops provided in a front side of the base plate into a corresponding one of the key openings through the corresponding matching hole, and causing the hooks to penetrate through the base plate; and

engaging leading ends of the hooks with a support plate which is stacked on a back surface of the base plate and fixing the keyboard to the upper cover.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 17, 2019
From: FUJITSU LIMITED
To: FUJITSU CLIENT COMPUTING LIMITED
Reel/Frame 048049/0084 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 6, 2016
From: TACHIKAWA, HIDEAKI
To: FUJITSU LIMITED
Reel/Frame 040249/0878 →
Priority Claims (1)
JP 2015-202727 · Oct 14, 2015 · national
Continuity (1)
Related Publication 20170110268A1 · Apr 20, 2017