Mobile communications device with synchronising hinge

A hinge comprising:

• a first hinge member defining a first axis of rotation with a first element connected to the hinge;
• a second hinge member defining an offset second axis of rotation with a second element connected to the hinge;
• and
• synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational movement of the second element relative to the hinge;
• and,
• wherein the first hinge member comprises a first screw gear extending along the first axis of rotation,
• the second hinge member comprises a second screw gear extending along the second axis of rotation;
• and
• the synchronizing members comprises a moving member in engagement with the first screw gear and the second screw gear.

A hinge comprising:

• a first hinge member defining a first axis of rotation with a first element connected to the hinge;
• a second hinge member defining an offset second axis of rotation with a second element connected to the hinge;
• and
• synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational movement of the second element relative to the hinge;
• and,
• wherein the first hinge member comprises a first and a second reel-up surface extending about the first axis of rotation,
• the second hinge member comprises a third and a fourth reel-up surface extending about the second axis of rotation;
• and
• the synchronizing members comprises two belts, the first belt being wound about the first reel-up surface in a first direction and about the third reel-up surface in the first direction, and the second belt being wound about the second reel-up surface in a second, opposite the first, direction and about the fourth reel-up surface in the second direction.

A hinge comprising:

• a first hinge member defining a first axis of rotation with a first element connected to the hinge;
• a second hinge member defining an offset second axis of rotation with a second element connected to the hinge;
• and
• synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational movement of the second element relative to the hinge;
• and,
• wherein a first synchronizing member extends or a first set of synchronizing members are arranged along a first path, extending about the first axis in a first direction, between the first and second axes, and about the second axis in a second direction, opposite the first direction, and a second synchronizing member extends or a second set of synchronizing members are arranged along a second path, extending about the first axis in the second direction, between the first and second axis and about the second axis in the first direction.

A hinge comprising:

• a first hinge member defining a first axis of rotation with a first element connected to the hinge;
• a second hinge member defining an offset second axis of rotation with a second element connected to the hinge;
• and
• synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational movement of the second element relative to the hinge;
• and,
• wherein the synchronizing members comprises a first gear rotatable with the first hinge member about a third axis of rotation offset from the first axis of rotation, a second gear rotatable with the second hinge member about a fourth axis of rotation offset from the second axis of rotation and in engagement with the first gear, and a first intermediate member connecting the first hinge member with the first gear and a second intermediate member connecting the second hinge member with the second gear.

A hinge comprising:

• a first hinge member defining a first axis of rotation with a first element connected to the hinge;
• a second hinge member defining an offset second axis of rotation with a second element connected to the hinge;
• and
• synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational movement of the second element relative to the hinge;
• and,
• wherein the synchronizing members comprises a flexible shaft being able to transfer a rotation and being able to be bent into a U-shape, wherein a first end of the flexible shaft is connected to the first hinge member and a second end of the flexible shaft is connected to the second hinge member, and wherein the shaft is bent into a U-shape.

A hinge comprising:

• a first hinge member defining a first axis of rotation with a first element connected to the hinge;
• a second hinge member defining an offset second axis of rotation with a second element connected to the hinge;
• and
• synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational movement of the second element relative to the hinge;
• and,
• wherein the synchronizing members comprise a first gear rotatable with the first hinge member about the first axis of rotation, a second gear rotatable with the second hinge member about the second axis of rotation, a third gear being rotatable about a third axis of rotation offset from the first axis of rotation and third gear being, via an inner surface of said third gear, in engagement with the first gear, a fourth gear, being rotatable about a fourth axis of rotation offset from the second axis of rotation, and being, via an inner surface of said fourth gear, in engagement with the second gear, wherein an outer surface of the third gear is in engagement with an outer surface of the fourth gear.

A mobile communications device comprising:

• a housing;
• a transceiver in the housing;
• a keypad connected to the housing;
• and
• a display connected to the housing;
• wherein the housing comprises a first section movably connected to a second section of the housing by a multi-axis hinge, wherein a first axis of rotation of the multi-axis hinge is provided at the first section of the housing and a second offset axis of rotation of the hinge is provided at the second section of the housing, and
• synchronizing members in the multi-axis hinge, configured to transfer rotational movement of the first section relative to the multi-axis hinge to rotational movement of the second section relative to the hinge;
• and,
• wherein the synchronizing members define
• a first synchronizing axis at the first section,
• a second synchronizing axis at the second section, and
• further comprise a connecting link adapted to connect the first and second synchronizing axes with each other,
• wherein the first synchronizing axis is offset from the first axis of rotation in a first direction and the second synchronizing axis is offset from the second axis of rotation in a second direction, opposite the first direction.