Electronic device having multi-position hinged mechanism

• US 5,363,089 A
• Filed: 09/24/1992
• Issued: 11/08/1994
• Est. Priority Date: 09/24/1992
• Status: Expired due to Term

• Current Assignee: Motorola Mobility, Inc. (Lenovo Group Ltd.)
• Original Assignee: Motorola, Inc. (Motorola Solutions, Inc.)
• Inventors: Goldenberg, Michael P.
• Primary Examiner(s): Yusko, Donald J.
• Assistant Examiner(s): ZIMMERMAN, BRIAN A
• Application Number:
  US07/950,338
• Time in Patent Office: 775 Days
• Field of Search: 340/825.44, 455/347, 455/348, 455/349, 455/350, 455/351, 379/428, 379/433, 379/434, 16/342, 16/354, 16/366
• US Class Current: 340/7.63
• CPC Class Codes: G08B 3/1058 Pager holders or housings casings for electric apparatus H05K5/00
• CPC Class Codes: H04M 1/022 The hinge comprising two parallel pivoting axes

Abstract

A hinged device (100) comprises a first body portion (105) having a first end (115), wherein the first end (115) is substantially cylindrical and curved about a first axis, and wherein the first end (115) has a first plurality of cogs formed thereon substantially parallel to the first axis. The hinged device (100) further comprises a second body portion (110) having a second end (120), wherein the second end (120) is substantially cylindrical and curved about a second axis, and wherein the second end (120) has a second plurality of cogs formed thereon substantially parallel to the second axis. Securing means (125) movably secures the first body portion (105) to the second body portion (110) at the first end (115) and the second end (120), respectively, such that the first plurality of cogs meshes with the second plurality of cogs when the first body portion (105) is secured to the second body portion (110).

Claims

1. A hinged electronic device comprising:

a first body portion having a first end formed about a first axis, the first body portion including a first electronic circuit disposed therein, wherein the first end is substantially cylindrical, includes a first geared portion having a first plurality of cogs formed thereon substantially parallel to the first axis, and has a first cylindrical post extending from a side thereof about the first axis, the first cylindrical post having a groove formed therein about the first axis;

a second body portion having a second end formed about a second axis, the second body portion including a second electronic circuit disposed therein, wherein the second end is substantially cylindrical, includes a second geared portion having a second plurality of cogs formed thereon substantially parallel to the first axis, and has a second cylindrical post extending from a side thereof abut the second axis, the second cylindrical post having a groove formed therein about the second axis;

coupling means for electrically coupling the first and second electronic circuits; and

an elastomeric band disposed within the grooves formed in the first and second cylindrical posts for movably securing the first cylindrical post to the second cylindrical post such that the first and second pluralities of cogs mesh when the first body portion is secured to the second body portion by the first and second cylindrical posts.

2. The hinged electronic device in accordance with claim 1, wherein:

the first end further includes a first smooth portion having a first radius less than that of the first geared portion;

the second end further includes a second smooth portion having a second radius less than that of the second geared portion, wherein the second radius is substantially equivalent to the first radius;

the first smooth portion aligns with the second smooth portion such that a gap is formed therebetween when the first body portion is secured to the second body portion at the first end and the second end, respectively; and

the coupling means is a flexible circuit that passes through the gap formed between the first smooth portion and the second smooth portion to electrically couple the first electronic circuit to the second electronic circuit.

3. A hinged device comprising:

a first body portion having a first end, wherein the first end is substantially cylindrical, curved about a first axis, and has a first plurality of cogs formed thereon substantially parallel to the first axis;

a second body portion having a second end, wherein the second end is substantially cylindrical, curved about a second axis, and has a second plurality of cogs formed thereon substantially parallel to the second axis;

a first cylindrical post extending from a side of the first end and formed about the first axis;

a second cylindrical post extending from a side of the second end and formed about the second axis; and

an elastomeric endcap for surrounding the first and second cylindrical posts such that the first and second pluralities of cogs mesh during rotation of the hinged device.

4. A hinged device comprising:

a first body portion having a first end, wherein the first end is substantially cylindrical, curved about a first axis, and has a first plurality of cogs formed thereon substantially parallel to the first axis;

a second body portion having a second end, wherein the second end is substantially cylindrical, curved about a second axis, and has a second plurality of cogs formed thereon substantially parallel to the second axis;

a first cylindrical most extending from a side of the first end about the first axis, the first cylindrical post having a groove formed therein about the first axis;

a second cylindrical post extending from a side of the second end about the second axis, the second cylindrical post having a groove formed therein about the second axis; and

an elastomeric band disposed within the grooves formed in the first and second cylindrical posts for movably securing the first body portion to the second body portion at the first and second ends, respectively, such that the first and second pluralities of cogs mesh when the first body portion is secured to the second body portion.

5. A hinged electronic device comprising:

a first body portion having a first end formed about a first axis, the first body portion including a first electronic circuit disposed therein, wherein the first end is substantially cylindrical, includes a first geared portion having a first plurality of cogs formed thereon substantially parallel to the first axis, and has a first cylindrical post extending from a side thereof about the first axis;

a second body portion having a second end formed about a second axis, the second body portion including a second electronic circuit disposed therein, wherein the second end is substantially cylindrical, includes a second geared portion having a second plurality of cogs formed thereon substantially parallel to the first axis, and has a second cylindrical post extending from a side thereof about the second axis;

coupling means for electrically coupling the first and second electronic circuits; and

an elastomeric endcap for surrounding the first and second cylindrical post posts such that the first and second pluralities of cogs mesh during rotation of the hinged electronic device.

6. The hinged electronic device in accordance with claim 5, wherein:

the first end further includes a first smooth portion having a first radius less than that of the first geared portion;

the second end further includes a second smooth portion having a second radius less than that of the second geared portion, wherein the second radius is substantially equivalent to the first radius;

the first smooth portion aligns with the second smooth portion such that a gap is formed therebetween when the first body portion is secured to the second body portion at the first end and the second end, respectively; and

the coupling means is a flexible circuit that passes through the gap formed between the first smooth portion and the second smooth portion to electrically couple the first electronic circuit to the second electronic circuit.

7. A data communication receiver for receiving selective call messages, comprising:

a first body portion having a first end and having receiver circuitry disposed therein, wherein the first end is substantially cylindrical, curved about a first axis, and includes a first geared portion having a first plurality of cogs formed thereon substantially parallel to the first axis, and wherein the first end further includes a first cylindrical post extending from a first side thereof about the first axis and a second cylindrical post extending from a second side thereof about the first axis;

a second body portion having a second end and including electronic circuitry disposed therein, wherein the second end is substantially cylindrical, curved about a second axis, and includes a second geared portion having a second plurality of cogs formed thereon substantially parallel to the second axis, and wherein the second end further includes a third cylindrical post extending from a first side thereof about the second axis and a fourth cylindrical post extending from a second side thereof about the second axis;

coupling means for electrically coupling the receiver circuitry to the electronic circuitry disposed within the second body portion;

a first elastomeric endcap having cavities formed therein, the first and third cylindrical posts being disposed within the cavities formed in the first elastomeric endcap; and

a second elastomeric endcap having cavities formed therein, the second and fourth cylindrical posts being disposed within the cavities formed in the second elastomeric endcap, wherein the first and second elastomeric endcaps secure the first body portion to the second body portion such that the first and second pluralities of cogs mesh during pivotal rotation of the data communication receiver.

8. The data communication receiver in accordance with claim 7, wherein:

the first end further includes a first smooth portion having a first radius less than that of the first geared portion;

the second end further includes a second smooth portion having a second radius less than that of the second geared portion, wherein the second radius is substantially equivalent to the first radius;

the first smooth portion aligns with the second smooth portion such that a gap is formed therebetween when the first body portion is secured to the second body portion at the first end and the second end, respectively; and

the coupling means is a flexible circuit that passes through the gap formed between the first smooth portion and the second smooth portion to electrically couple the receiver circuitry to the electronic circuitry disposed within the second body portion.

9. The data communication receiver in accordance with claim 7, wherein the receiver circuitry includes at least one electronic circuit for receiving the selective call messages.

10. The data communication receiver in accordance with claim 7, wherein the electronic circuitry disposed within the second body portion includes:

a display device coupled by the coupling means to the receiver circuitry for displaying the selective call messages; and

user actuated controls coupled to the display device for providing user initiated control signals to the data communication receiver.

11. A data communication receiver for receiving selective call messages, comprising:

a first body portion having a first end and having receiver circuitry disposed therein, wherein the first end is substantially cylindrical, curved about a first axis, and includes a first geared portion having a first plurality of cogs formed thereon substantially parallel to the first axis, and wherein the first end further includes a first cylindrical post extending from a first side thereof about the first axis and a second cylindrical post extending from a second side thereof about the first axis, the first and second cylindrical posts having grooves formed therein about the first axis;

a second body portion having a second end and including electronic circuitry disposed therein, wherein the second end is substantially cylindrical, curved about a second axis, and includes a second geared portion having a second plurality of cogs formed thereon substantially parallel to the second axis, and wherein the second end further includes a third cylindrical post extending from a first side thereof about the second axis and a fourth cylindrical post extending from a second side thereof about the second axis, the third and fourth cylindrical posts having grooves formed therein about the second axis;

coupling means for electrically coupling the receiver circuitry to the electronic circuitry disposed within the second body portion; and

first and second elastomeric bands disposed within the grooves formed in the first and third cylindrical posts, respectively, and within the grooves formed in the second and fourth cylindrical posts, respectively, such, that the first and second elastomeric bands secure the first body portion to the second body portion such that the first and second pluralities of cogs mesh during pivotal rotation of the data communication receiver.

12. The data communication receiver in accordance with claim 11, wherein:

the first end further includes a first smooth portion having a first radius less than that of the first geared portion;

the second end further includes a second smooth portion having a second radius less than that of the second geared portion, wherein the second radius is substantially equivalent to the first radius;

the first smooth portion aligns with the second smooth portion such that a gap is formed therebetween when the first body portion is secured to the second body portion at the first end and the second end, respectively; and

the coupling means is a flexible circuit that passes through the gap formed between the first smooth portion and the second smooth portion to electrically couple the receiver circuitry to the electronic circuitry disposed within the second body portion.

13. The data communication receiver in accordance with claim 11, wherein the receiver circuitry includes at least one electronic circuit for receiving the selective call messages.

14. The data communication receiver in accordance with claim 11, wherein the electronic circuitry disposed within the second body portion includes:

a display device coupled by the coupling means to the receiver circuitry for displaying the selective call messages; and

user actuated controls coupled to the display device for providing user initiated control signals to the data communication receiver.