Adjustable mount printhead assembly

The mounting assembly of claim 1, further comprising:nat least a second mounting connector configured to connect the mounting assembly to the printhead assembly; anda passive mount configured to connect to the printhead assembly by the second mounting connector, the passive mount comprising:na top component, a bottom component and two side components substantially forming a parallelogram configuration, where the bottom component is fixed from movement and the top component is configured to move in the first direction while remaining substantially parallel to the bottom component and the two side components are configured to move in the first direction while remaining substantially parallel to one another;wherein, the passive mount moves in the first direction in response to movement in the first direction of the printhead assembly connected to the passive mount by the second mounting connector.

The mounting assembly of claim 1, wherein the active first direction mount further comprises:na tongue protruding from the top component, wherein:nthe first drive mechanism is configured to directly drive movement of the tongue and thereby the top component in the first direction;in response to movement of the top component which is flexibly connected to the two side components, the two side components are indirectly driven to move in the first direction.

The mounting assembly of claim 1, further comprising:nan active second direction mount configured to connect to the printhead assembly by the at least one mounting connector, the active second direction mount comprising:nan upper structure including:nthe at least one mounting connector to connect to a printhead assembly;a second motor configured to rotate a drive shaft and an upper bearing about an axis of rotation;where the upper structure is connected to the active first direction mount by one or more flexures;a lower structure rigidly connected to the active first direction mount, the lower structure including:na lower bearing connected to a lower portion of the drive shaft, wherein the lower portion of the drive shaft has a center, longitudinal axis orientated in the third direction but displaced in a perpendicular direction from the axis of rotation, the lower bearing thereby rotating eccentrically relative to rotation of the upper bearing;wherein the relative eccentric rotation of the lower and upper bearings causes the upper structure to displace in the second direction as the lower and upper bearings rotate and thereby providing a pivot motion to the printhead assembly about an axis in a third direction.

The mounting assembly of claim 1, further comprising:nat least a second mounting connector configured to connect the mounting assembly to the printhead assembly;a passive mount configured to connect to the printhead assembly by the second mounting connector, the passive mount comprising:na top component, a bottom component and two side components substantially forming a parallelogram configuration, where the bottom component is fixed from movement and the top component is configured to move in the first direction while remaining substantially parallel to the bottom component and the two side components are configured to move in the first direction while remaining substantially parallel to one another;wherein, the passive mount moves in the first direction in response to movement in the first direction of the printhead assembly connected to the passive mount by the second mounting connector; andan active second direction mount configured to connect to the printhead assembly by the at least one mounting connector, the active second direction mount comprising:nan upper structure including:nthe at least one mounting connector to connect to a printhead assembly;a second motor configured to rotate a drive shaft and an upper bearing about an axis of rotation;where the upper structure is connected to the active first direction mount by one or more flexures;a lower structure rigidly connected to the active first direction mount, the lower structure including:na lower bearing connected to a lower portion of the drive shaft, wherein the lower portion of the drive shaft has a center, longitudinal axis orientated in the third direction but displaced in a perpendicular direction from the axis of rotation, the lower bearing thereby rotating eccentrically relative to rotation of the upper bearing;wherein the relative eccentric rotation of the lower and upper bearings causes the upper structure to displace in the second direction as the lower and upper bearings rotate and thereby providing a pivot motion to the printhead assembly about an axis in a third direction.

The system of claim 7, wherein the mounting assembly further comprises:nat least a second mounting connector configured to connect the mounting assembly to the printhead assembly; anda passive mount configured to connect to the printhead assembly by the second mounting connector, the passive mount comprising:na top component, a bottom component and two side components substantially forming a parallelogram configuration, where the bottom component is fixed from movement and the top component is configured to move in the first direction while remaining substantially parallel to the bottom component and the two side components are configured to move in the first direction while remaining substantially parallel to one another;wherein, the passive mount moves in the first direction in response to movement in the first direction of the printhead assembly connected to the passive mount by the second mounting connector.

The system of claim 7, wherein the active first direction mount of the mounting assembly further comprises:na tongue protruding from the top component, wherein:nthe first drive mechanism is configured to directly drive movement of the tongue and thereby the top component in the first direction;in response to movement of the top component which is flexibly connected to the two side components, the two side components are indirectly driven to move in the first direction.

The system of claim 7, wherein the mounting assembly further comprises:nan active second direction mount configured to connect to the printhead assembly by the at least one mounting connector, the active second direction mount comprising:nan upper structure including:nthe at least one mounting connector to connect to a printhead assembly;a second motor configured to rotate a drive shaft and an upper bearing about an axis of rotation;where the upper structure is connected to the active first direction mount by one or more flexures;a lower structure rigidly connected to the active first direction mount, the lower structure including:na lower bearing connected to a lower portion of the drive shaft, wherein the lower portion of the drive shaft has a center, longitudinal axis orientated in the third direction but displaced in a perpendicular direction from the axis of rotation, the lower bearing thereby rotating eccentrically relative to rotation of the upper bearing;wherein the relative eccentric rotation of the lower and upper bearings causes the upper structure to displace in the second direction as the lower and upper bearings rotate and thereby providing a pivot motion to the printhead assembly about an axis in a third direction.

The system of claim 7, further comprising:nat least a second mounting connector configured to connect the mounting assembly to the printhead assembly;a passive mount configured to connect to the printhead assembly by the second mounting connector, the passive mount comprising:na top component, a bottom component and two side components substantially forming a parallelogram configuration, where the bottom component is fixed from movement and the top component is configured to move in the first direction while remaining substantially parallel to the bottom component and the two side components are configured to move in the first direction while remaining substantially parallel to one another;wherein, the passive mount moves in the first direction in response to movement in the first direction of the printhead assembly connected to the passive mount by the second mounting connector; andan active second direction mount configured to connect to the printhead assembly by the at least one mounting connector, the active second direction mount comprising:nan upper structure including:nthe at least one mounting connector to connect to a printhead assembly;a second motor configured to rotate a drive shaft and an upper bearing about an axis of rotation;where the upper structure is connected to the active first direction mount by one or more flexures;a lower structure rigidly connected to the active first direction mount, the lower structure including:na lower bearing connected to a lower portion of the drive shaft, wherein the lower portion of the drive shaft has a center, longitudinal axis orientated in the third direction but displaced in a perpendicular direction from the axis of rotation, the lower bearing thereby rotating eccentrically relative to rotation of the upper bearing;wherein the relative eccentric rotation of the lower and upper bearings causes the upper structure to displace in the second direction as the lower and upper bearings rotate and thereby providing a pivot motion to the printhead assembly about an axis in a third direction.

The system of claim 7, wherein the printhead assembly further comprises:na gas conduit configured to receive a gas at a temperature lower than a temperature of the fluid within the nozzle assembly and to provide the gas to a region near the nozzle assembly.

The system of claim 7, wherein the nozzle assembly of the printhead assembly further comprises:na plurality of fluid inlets; anda plurality of pumping chambers;wherein each fluid inlet is fluidly coupled to a pumping chamber which is fluidly coupled to a nozzle and in response to a control signal activating an actuator adjacent the pumping chamber, printing fluid is urged from the pumping chamber through the nozzle and onto the substrate.