1. A method of retrofitting a printing press to perforate a newspaper at the time of printing, comprising the following steps:
removing a pipe roller from the printing press;
inserting a perforator assembly in place of said pipe roller, said perforator assembly being:
(a) a center shaft held in position by a split collar;
(b) perforating roller rotatably mounted on said center shaft;
(c) perforating wheels for pressing against said newspaper and said perforating roller to make perforations in said newspaper;
adjusting said perforating wheels with respect to said center shaft;
setting left and right limits of said perforating wheels; and
lowering or raising said perforating wheel so that said perforating only occurs at selected times.
2. The method of retrofitting a printing press to perforate the newspaper at the time of printing as recited in claim 1 wherein said inserting step includes attaching mounting brackets at each end of said center shaft and mounting a support shaft there between, said perforating wheels being supported by said support shaft.
3. The method of retrofitting a printing press to perforate the newspaper at the time of printing as recited in claim 2 wherein said lowering or raising occurs by applying pressurized air to pneumatic cylinders to lower or raise said perforating wheels.
4. The method of retrofitting a printing press to perforate the newspaper at the time of printing as recited in claim 2 includes a further step of securing guide brackets to said support shaft, said guide brackets securing guide rods there between, said guide rods being generally parallel with perforating roller.
5. The method of retrofitting a printing press to perforate the newspaper at the time of printing as recited in claim 4 wherein said guide rods slideably mount a perforator head mounting brackets thereon, each of said perforator head mounting brackets having a perforator wheel rotatably mounted thereon, a threaded drive shaft threadably extending through each said perforator head mounting bracket to move each said perforator wheel left or right before beginning to perforate.
6. The method of retrofitting a printing press to perforate the newspaper at the time of printing as recited in claim 5 wherein the position of each said perforating wheel is set by a motor turning said threaded drive shaft to move said perforating head mounting bracket and said perforating wheel.
7. The method of retrofitting a printing press to perforate the newspaper at the time of printing as recited in claim 6 wherein multiple perforating wheels are set by repeating many of the above steps.
8. An apparatus for retrofitting a printing press to perforate a paper at the time of printing, the apparatus replacing an existing roller mounted on a press frame, said apparatus comprising:
perforator assembly brackets attached to each side of said press frame;
a center shaft extending between said perforator assembly mounting brackets;
a perforating roller rotatably carried on said center shaft;
support shaft generally parallel to said perforating roller and held adjacent thereto by said perforator assembly mounting brackets;
guide rods mounted on, and generally parallel to, said support shaft;
perforator head mounting brackets slideably mounted on said guide rods;
threaded drive shaft for moving said perforator head mounting brackets along said guide rods;
perforating wheels mounted on said perforator head mounting brackets, said perforating wheels being pressed against said paper and said perforating roller during perforation and raised when perforation is not desired.
9. The apparatus for retrofitting a printing press to perforate a paper at the time of printing as recited in claim 8 further includes pneumatic cylinders on said perforator head mounting brackets for said pressing said perforator wheels against said paper and said perforating roller or raising said perforator wheels.
10. The apparatus for retrofitting a printing press to perforate a paper at the time of printing as recited in claim 9 wherein each perforating wheel has a separate said threaded drive shaft.
11. The apparatus for retrofitting a printing press to perforate a paper at the time of printing as recited in claim 10 wherein limits are mounted on said guide rods to prevent said perforating wheels from moving outside of predetermined limits.
12. The apparatus for retrofitting a printing press to perforate a paper at the time of printing as recited in claim 10 wherein said threaded drive shafts are rotated by drive motors to move said perforating wheels to predetermined locations.
13. The apparatus for retrofitting a printing press to perforate a paper at the time of printing as recited in claim 12 having a control box to set conditions for said perforations.
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 navigation apparatus for deriving a movement distance of a moving body on the basis of the number of pulses generated within a predetermined period accompanied with movement of the moving body and a conversion coefficient from the number of pulses to a movement distance, the navigation apparatus comprising:
a detector configured to detect the number of pulses;
a measuring unit configured to measure measurement data comprising at least a movement velocity and an accuracy reduction index on the basis of a signal received from a satellite, the measurement data measured every measurement timing;
a first determining unit configured to determine validity of measurement data at each measurement timing on the basis of measurement data measured at the measuring unit;
a second determining unit configured to determine whether to derive the conversion coefficient using the measurement data determined valid at the first determining unit; and
a deriving unit configured to derive the conversion coefficient on the basis of a movement velocity of the measurement data measured at the measuring unit and the number of pulses detected at the detector when the derivation is determined at the second determining unit, wherein the first determining unit reflects measurement data at a measurement timing that depends on a change of a period required for measuring the accuracy reduction index when determining validity of measurement data at a predetermined measurement timing.
2. The navigation apparatus according to claim 1, further comprising a controller configured to control an output timing of the number of pulses from the detector to match with a measurement timing of measurement data at the measuring unit, the controller configured to output the number of controlled pulses to the deriving unit.
3. A navigation apparatus for deriving a movement distance of a moving body on the basis of the number of pulses generated within a predetermined period accompanied with movement of the moving body and a conversion coefficient from the number of pulses to a movement distance, the navigation apparatus comprising:
a detector configured to detect the number of pulses;
a measuring unit configured to measure measurement data comprising at least a movement velocity and an accuracy reduction index on the basis of a signal received from a satellite, the measurement data measured every measurement timing;
a first determining unit configured to determine validity of measurement data at each measurement timing on the basis of measurement data measured at the measuring unit;
a second determining unit configured to determine whether to derive the conversion coefficient using the measurement data determined valid at the first determining unit; and
a deriving unit configured to derive the conversion coefficient on the basis of the movement velocity contained in the measurement data measured at the measuring unit, and the number of pulses detected at the detector when the derivation is determined at the second determining unit, wherein the deriving unit controls a detection timing of the number of pulses at the detector in order to match with a measurement timing of measurement data at the measuring unit, and then derives the conversion coefficient.
4. A navigation apparatus comprising:
a detector configured to detect the number of pulses generated within a predetermined period accompanied with movement of a moving body;
a measuring unit configured to measure measurement data comprising at least a movement velocity and an accuracy reduction index on the basis of a signal received from a satellite, the measurement data measured every measurement timing;
a controller configured to control a detection timing of the number of pulses at the detector to match with a measurement timing of measurement data at the measuring unit;
a first determining unit configured to determine validity of measurement data at each measurement timing on the basis of measurement data measured at the measuring unit;
a second determining unit configured to determine whether to derive the conversion coefficient from the number of pulses to a movement distance of the moving body using the measurement data determined valid at the first determining unit and the number of pulses whose detection timing has been controlled at the controller; and
a deriving unit configured to derive the conversion coefficient on the basis of the movement velocity contained in the measurement data measured at the measuring unit, and the number of pulses whose detection timing has been controlled at the controller when the derivation is determined at the second determining unit.
5. A method for deriving a conversion coefficient, the method comprising:
detecting the number of pulses generated within a predetermined period accompanied with movement of a moving body;
measuring measurement data comprising at least a movement velocity and an accuracy reduction index of the moving body on the basis of a signal received from a satellite, wherein the measurement data is measured every measurement timing;
determining validity of measurement data at each measurement timing on the basis of measured measurement data;
determining whether to derive the conversion coefficient using the measurement data determined valid; and
deriving the conversion coefficient on the basis of the movement velocity contained in the measured measurement data and the number of pulses detected when the derivation is determined, wherein the determining validity comprises reflecting measurement data at a measurement timing that depends on a change in a period required for measuring the accuracy reduction index when determining the validity of measurement data at a predetermined measurement timing.
6. A method for deriving a conversion coefficient, the method comprising:
detecting the number of pulses generated within a predetermined period accompanied with movement of a moving body;
measuring measurement data comprising at least a movement velocity and an accuracy reduction index on the basis of a signal received from a satellite, the measurement data measured every measurement timing;
controlling a detection timing of the number of pulses in order to match with a measurement timing of measurement data;
determining validity of measurement data at each measurement timing on the basis of measured measurement data;
determining whether to derive the conversion coefficient from the number of pulses to a movement distance of the moving body using the measurement data determined valid, and the number of pulses whose detection timing has been controlled; and
deriving the conversion coefficient on the basis of the movement velocity contained in the measured measurement data and the number of pulses whose detection timing has been controlled when the derivation is determined.
7. A navigation apparatus for deriving an angular velocity of a moving body on the basis of an output value of an angular velocity sensor provided to the moving body and a conversion coefficient from the output value of the angular velocity sensor to an angular velocity, the navigation apparatus comprising:
a measuring unit configured to measure measurement data, the measurement data including at least an azimuth of a movement direction and a movement velocity on the basis of a signal periodically received from a satellite;
a decision unit configured to determine an effective range for an integration value of output values from the angular velocity sensor over a predetermined period on the basis of the movement velocity contained in the measurement data as measured at the measuring unit;
a determining unit configured to determine suspense of deriving of the conversion coefficient to determine whether to derive the conversion coefficient when the integration value of the output values from the angular velocity sensor over the predetermined period is not included in the effective range determined at the decision unit; and
a deriving unit configured to derive the conversion coefficient on the basis of a difference in the azimuth of the movement direction for the predetermined period, and the integration value of the output values from the angular velocity sensor over the predetermined period as obtained from measurement data measured at the measuring unit when the derivation is determined at the determining unit.
8. The navigation apparatus according to claim 7, wherein the decision unit determines an effective range as the moving velocity decreases.
9. The navigation apparatus according to claim 7, further comprising a controller configured to control an output timing of an output value from the angular velocity sensor to match with a measurement timing of measurement data at the measuring unit, the controller configured to output the output value of the controlled angular velocity sensor to the determining unit and the deriving unit.
10. A method for deriving a conversion coefficient, the method comprising:
periodically measuring measurement data, the measurement data including at least an azimuth of a movement direction and a movement velocity of a moving body on the basis of a signal received from a satellite;
determining an effective range for an integration value of output values from the angular velocity sensor over a predetermined period on the basis of the movement velocity of measured measurement data;
determining suspense of deriving of a conversion coefficient to determine whether to derive the conversion coefficient when the integration value of the output values from the angular velocity sensor over the predetermined period is not included in the determined effective range; and
deriving the conversion coefficient when the derivation is determined, wherein deriving the conversion coefficient is based on a difference in the azimuth of the movement direction for the predetermined period and the integration value of the output values from the angular velocity sensor over the predetermined period as obtained from measured measurement data.