JPS6278443U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is a plan view showing almost the entire structure of the printer according to the embodiment, Fig. 2 is a rear view of the same, Fig. 3 is a sectional view of the paper feed roller in the front, and Fig. 4 is a longitudinal sectional view of the printer. , FIG. 5 is a longitudinal sectional view of the operating cam, FIG. 6 is a perspective view showing the support structure of the platen roller, FIG. 7 is a sectional view when the platen is in the raised position, and FIG. 9 is a perspective view of a modified example of the support structure for the platen roller, FIG. 10 is a sectional view when the platen roller is lowered, and FIG. 11 is a plan view of the intermittent feed mechanism. , FIG. 12 is a cross-sectional view showing the support structure of the paper feed lever, FIG. 13 is a cross-sectional view showing the structure of the paper feed worm, FIG. 14 is an exploded perspective view of the limiter mechanism of the paper feed roller, and FIG. Same sectional view, 1st
Fig. 6 is a plan view of the printer head, Fig. 17 is a rear view thereof, Fig. 18 is an exploded perspective view thereof, Fig. 19 is a vertical sectional view thereof, Fig. 20 is a plan view of the leaf spring for supporting the pen tip, and Fig. 21 The figure is a side view of the same, Figure 22 is a side view of the main part of the printing mechanism, Figure 23 is a cross-sectional view of the same,
4 is a perspective view of a spring according to a modified example, FIG. 25 is a side view of the main parts of the printing mechanism, FIG. 26 is a front view of the ink tank, FIG. 27 is a sectional view taken along the line ~ in FIG. 26, and FIG. The figure is a sectional view showing the spring insertion operation, Figure 29 is a sectional view of the inserted spring, Figure 30 is a sectional view of the pen tip, Figure 31 is a sectional view of a modified pen tip, and Figure 32 is another modification. A side view of the example pen tip, FIG. 33 is an external perspective view of the plunger yoke, FIG. 34 is a vertical sectional view of the plunger solenoid, FIG. 35 is a vertical sectional view of the plunger solenoid according to a modified example, and FIG. 36 is the control circuit. FIG. 37 is a plan view showing the operation of the white skip, and FIG. 38 is a flowchart of the same. In addition, in the symbols used in the drawings, 12...Motor, 28...Roller shaft, 30...Paper feed roller,
76...Carriage, 78...Ink cartridge, 93...Plunger solenoid, 129...
CPU, 130...RAM, 131...ROM,
132...Frame memory, 133...Line memory, 135, 136...Drive circuit.

Claims (1)

[Scope of utility model registration request] In a printer that prints information to be printed on a printing medium using a printing means, the information to be printed is supplied to a line memory line by line, and whether there is data to be printed in the supplied information. The printer is characterized in that it determines whether the data to be printed is present or not, and starts the printing operation from the line where data to be printed first exists.