1. A handling apparatus, comprising a man-made object to be handled repeatedly by a user and at least one detachable handle,
said object comprises a rigid object body and at least one attachment member comprising a member engagement region and a member locking means, each of said at least one attachment member is rigidly attached in a predetermined way to a side surface of said object body,
said detachable handle comprises a handle engagement region, a handle locking means, and a gripping means adapted for gripping by a hand,
positioned
said handle engagement region is capable of engaging with any area of said member engagement region it is aligned with, the configuration of said handle engagement region is predetermined to enclose at least partially said attachment member when engaged with any area of said member engagement region, a position of said handle is secured about said object when said handle engagement region is engaged with said member engagement region and said handle locking means is engaged with said member locking means, the configuration of said handle engagement region is predetermined for providing said handle with an ability to be oriented about each predetermined point of said attachment member in a plurality of positions where any point of said handle is equidistantly located from said each predetermined point in any of said plurality of positions,
said gripping means is further adapted to allow said hand to be oriented at different vertical and horizontal angles about said side surface in said plurality of positions, whereby a user is able to orient said handle about said object conveniently according to a task at hand,
said gripping means is furthermore adapted for a user to align and to engage said handle engagement region with any unobstructed area of said member engagement region in any of said plurality of positions,
said handle locking means is adapted to engage automatically with said member locking means at the moment of engagement of said handle engagement region with any area of said member engagement region, said handle locking means and said member locking means, once engaged, are adapted to remain engaged without user assistance regardless of orientation of said object, said handle locking means is adapted to be disengaged from said member locking means manually by a user,
said gripping means is additionally adapted for a user to disengage said handle engagement region from said member engagement region when said handle locking means is disengaged from said member locking means,
said gripping means is also adapted for a user to detach said handle from said object when said handle engagement region is disengaged from said member engagement region.
2. The handling apparatus of claim 1 further comprising an automatic disengaging means capable of disengaging said handle engagement region from said member engagement region automatically at the moment of disengagement of said handle locking means from said member locking means when movement of said gripping means is unrestricted by a user.
3. The handling apparatus of claim 1, wherein said object body comprises at least one base comprising a base attachment means and wherein said attachment member further comprises a member attachment means, said attachment member is adapted for a user to engage said member attachment means with said base attachment means and to disengage said member attachment means from said base attachment means manually,
said member attachment means and said base attachment means, once engaged, are further adapted to remain engaged for securing said attachment member to said base without user assistance at any orientation of said object,
said attachment member is also adapted for a user to detach it from said base by disengaging said member attachment means from said base attachment means,
said base is more compact than said attachment member, whereby a user is able to detach said attachment member for storing said object compactly.
4. The handling apparatus of claim 1 further comprising a blocking means preventing said handle engagement region from being aligned with predetermined areas of said member engagement region, whereby a user is incapable of attaching said handle to said object in disadvantageous positions.
5. The handling apparatus of claim 1, wherein said member engagement region comprises a plurality of member engagement components of a predetermined configuration and said handle engagement region comprises at least one handle engagement component configured complementary to said predetermined configuration, a position of said handle is secured about said object when each of said at least one handle engagement component is engaged with the aligned member engagement component and when said handle locking means is engaged with said member locking means.
6. The handling apparatus of claim 1, wherein said member engagement region is spherical, whereby a user is not restricted to two-dimensional orientation of said handle about said object in said plurality of positions.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A liquid crystal display comprising a liquid crystal display panel and a plurality of driving circuits for driving the liquid crystal display panel, the driving circuits comprising:
an input circuit to which digital display data is inputted from outside,
a data latch circuit which holds the digital display data,
a decoder circuit which selects a gray scale voltage in accordance with the digital display data which is held by the data latch circuit,
an output amplifier which outputs the gray scale voltage to the liquid crystal display panel,
an output circuit which outputs the digital display data to next-stage driving circuits,
data transfer wiring which connects between the input circuit and the output circuit, and
a data inversion calculation circuit that inverts the digital display data in accordance with a data inversion signal,
wherein the data inversion calculation circuit electrically connects with the output of the data latch circuit,
an inversion signal line outputs signals from the data latch circuit and connects to the data inversion calculation circuit,
the data inversion calculation circuit includes an exclusive OR circuit, and
the digital display data and the data inversion signal input into the exclusive OR circuit.
2. A liquid crystal display comprising a liquid crystal display panel and a plurality of driving circuits for driving the liquid crystal display panel, the driving circuits comprising:
an input terminal portion to which digital display data is inputted from outside,
a data latch circuit which holds the digital display data,
a decoder circuit which selects a gray scale voltage in accordance with the digital display data which is held by the data latch circuit,
an output amplifier which outputs the gray scale voltage to the liquid crystal display panel,
an output terminal portion which outputs the digital display data to next-stage driving circuits,
data transfer wiring which connects between the input terminal portion and the output terminal portion, wherein
a data inversion calculation circuit is formed between the data latch circuit and the decoder circuit,
a inversion signal line is connected to the data inversion calculation circuit,
an output data of the data latch circuit is inverted by the data inversion calculation circuit,
the data inversion calculation circuit includes an exclusive OR circuit, and
the digital display data and the data inversion signal input into the exclusive OR circuit.
3. A liquid crystal display comprising a liquid crystal display panel and a plurality of driving circuits for driving the liquid crystal display panel, the driving circuits comprising:
an input circuit to which digital display data is inputted from outside,
a data latch circuit which holds the digital display data,
a decoder circuit which selects a gray scale voltage in accordance with the digital display data which is held by the data latch circuit,
an output amplifier which outputs the gray scale voltage to the liquid crystal display panel,
an output circuit which outputs the digital display data to next-stage driving circuits, and
data transfer wiring which connects between the input circuit and the output circuit, wherein
a data inversion calculation circuit is provided between the data latch circuit and the output amplifier, and a value of the digital display data is inverted by the data inversion calculation circuit,
the data inversion calculation circuit includes an exclusive OR circuit, and
the digital display data and the data inversion signal input into the exclusive OR circuit.