US Patent Class 346
RECORDERS



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Current as of: June, 1999
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Products
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Services

  DF  CLASS NOTES
2  DF  ANGLE MEASUREMENT RECORDER FOR OPTICAL INSTRUMENTS
3  DF  PERFORMANCE OF MULTIPLE FUNCTIONS OF STEAM AND GAS ENGINES
4  DF  .~ Pressure responsive element
5  DF  .~.~ Drum recorder
6  DF  .~.~.~ Bourdon tube marker element
7  DF  RECORD TRACER MOVEMENT RESPONSIVE TO INERTIA OR MASS INCLINATION
8  DF  COURSE
9  DF  WEIGHT RECORDERS, BY PRINTING OR PERFORATING
10  DF  .~ Recording directly from weight positioned member
11  DF  .~ Weight positioned member and independently movable record controlling followup element
12  DF  .~.~ Coaxial member and element
13  DF  COMBINED WITH NON-RECORDING INTEGRATOR
14 R  DF  COMBINED WITH NON-RECORDING REGISTER
15  DF  .~ Fare register
16  DF  .~.~ And indicator or alarm
14 MR  DF  .~ Meter reading
17  DF  COMBINED WITH NON-RECORDING INDICATOR OR ALARM
18  DF  .~ Speed indicator or alarm
19  DF  COMBINED WITH AUTOGRAPHIC APPARATUS
20  DF  COMBINED WITH CLOCK
21  DF  COMBINED WITH RECORD DELETING MEANS
22  DF  COMBINED WITH RECORD RECEIVER DEPOSIT RECEPTACLE OR RECORD RECEIVER THROUGH CHUTE
23  DF  COMBINED WITH FIDUCIAL LINE MAKING
24  DF  COMBINED WITH RECORD RECEIVER SEVERER
25  DF  COMBINED WITH OTHER NON-RECORDING DEVICES
26  DF  AUTOGRAPH AS SOLE RECORD, TIME DRIVEN ELEMENT
27  DF  CHECK RECEIVERS, SELECTIVE COMPARTMENT
28  DF  EXTENT OF WEB ADVANCE AS SOLE MEASURE OF FUNCTION
29  DF  MULTIFACTOR-DRIVEN RECORDER ELEMENT
30  DF  .~ Time factor
31  DF  FOLLOW-UP
32  DF  REBALANCING SYSTEMS
33 R  DF  COMBINED WITH EXTERNAL RECORDER OPERATING MEANS
34  DF  .~ Plural external means for one recording couple
35  DF  .~ Single external means for plural markers, single record
36  DF  .~ Valve movement concurrent
37  DF  .~ Radio receiver, tuning responsive
38  DF  .~ Ordnance responsive
40  DF  .~ Weight depressive member
41  DF  .~ Case cover, or case cover key, or keyhole cover
42  DF  .~ Gate, door, or turnstile control member
43  DF  .~ Pump dispenser part
33 WL  DF  .~ Well logging
33 P  DF  .~ Pipe
33 F  DF  .~ Flaw
33 M  DF  .~ Magnetic miscellaneous
33 EC  DF  .~ Echo
33 S  DF  .~ Spark
33 MC  DF  .~ Machine control record
33 A  DF  .~ Optical system
33 B  DF  .~ Radiation system
33 C  DF  .~ Seismic system
33 ME  DF  .~ Medical environment
33 D  DF  .~ Speed
33 TP  DF  .~ Temperature or pressure
44  DF  PLURAL RECORDERS
45  DF  PLURAL-FUNCTION RECORDER, DISTINGUISHABLE RECORDINGS
46  DF  .~ Records distinguishable by color
47  DF  .~.~ Workmen's records
48  DF  .~ Magazine retained record receivers and receiver selecting mechanism
49  DF  .~ Plural markers and single record receiver
50  DF  .~.~ With dotting, printing, or punching marker
51  DF  .~.~.~ Plural selective, mechanical, manually operated, marker control devices on recorder
52  DF  .~.~.~ Markers under selective control of element normally discrete from recorder
53  DF  .~.~.~.~ With clock time index-and-dial or character recorder
54  DF  .~.~.~.~ With register character recorder
55  DF  .~.~.~.~ Time-driven record receiver
56  DF  .~.~.~ With discrete element as marker
57  DF  .~.~.~.~ Time-driven record receiver
58  DF  .~.~.~.~ And clock time index-and-dial or character recorder
59  DF  .~.~.~ With clock time index-and-dial or character recorder
60  DF  .~.~.~.~ And register character recorder
61  DF  .~.~.~ With register character recorder
62  DF  .~ Single marker and single record receiver
63  DF  .~.~ Under discrete element control
64  DF  .~.~.~ Time-driven record receiver
65  DF  SINGLE FUNCTION RECORDER, SINGLE SCALE, VARIABLE VALUE
66  DF  SINGLE FUNCTION RECORDER, DUPLICATE OR PORPORTIONAL SCALE RECORDS
67  DF  .~ Single marker
68  DF  RECORD RECEIVER REMOVAL AND MARKER DISPLACEMENT
69  DF  RECORD ELEMENT FRICTION ELIMINATING VIBRATOR
70  DF  RECORD RECEIVER EXPANSION AND MARKER POSITION SHIFT
71  DF  UNDULATORY RECORD, CONSTANT AMPLITUDE
72  DF  FLOAT RESPONSIVE OR EXPANSIBLE CHAMBER RESPONSIVE MARKER
73  DF  CENTRIFUGAL GOVERNOR RESPONSIVE MARKER
150.1  DF  ELECTRIC RECORDING
150.2  DF  .~ By electrical discharge (e.g., spark or electroerosion)
150.3  DF  .~ Electrochemical
74.2  DF  MAGNETOGRAPHIC
74.3  DF  .~ Physical reorientation of magnetic particles
74.4  DF  .~ Radiation sensitive
74.5  DF  .~ Magnetographic head
74.6  DF  .~ Magnetochemical or physical chemistry
74.7  DF  .~ Multiple color
76.1  DF  THERMAL RECORDING
77 R  DF  RECORD RECEIVER DEFORMING
77 E  DF  .~ Thermoplastic
78  DF  PRINTING, DOTTING, OR PUNCHING MARKER
79  DF  .~ Interconnected record receiver feed and record effecting movement
80  DF  .~ Time record
81  DF  .~.~ Clock time index-and-dial or character printing or punching
82  DF  .~.~.~ On discrete card
83  DF  .~.~.~.~ With variable positioning means for card
84  DF  .~.~.~.~.~ Plural fixed guides
85  DF  .~.~.~.~.~ Card modifier to prevent superposed records
86  DF  .~.~.~.~.~ Time controlled
87  DF  .~.~.~ Record receiver movable to time markers
88  DF  .~.~.~.~ Dial time markers
89  DF  .~.~.~ Characters movable to platen
90  DF  .~.~.~.~ Translatable dial or pointer
91  DF  .~.~.~ Time character advancing or resetting mechanism
92  DF  .~.~.~.~ Rotatable dial or pointer
93  DF  .~.~ On web
94  DF  .~ Register character printing, dotting or punching
95  DF  .~.~ Discrete record receiving mechanism
96  DF  .~.~.~ With card modifier to prevent superposed records
97  DF  .~.~ Fare or passenger register character
98  DF  .~.~ Register character advancing or resetting mechanism
99  DF  .~.~.~ Card control
100  DF  .~ Rolling serrated or toothed punching marker
101  DF  .~ Helical record-effecting element
102  DF  .~ Rotatable disc record receiver
103  DF  .~ Rotatable drum record receiver
104  DF  .~ Card or leaf record receiver
105  DF  .~ Ink transfer support or moving means
106  DF  .~.~ With coordinated marking
107.1  DF  LIGHT OR BEAM RECORDING
107.2  DF  .~ Including camera
107.3  DF  .~ Mirror galvanometer
107.4  DF  .~.~ Plural
107.5  DF  .~.~ Having optical means interposed between the mirror galvanometer and the record receiver
107.6  DF  .~ Including record receiver or handling means therefor
111  DF  WRITERS
112  DF  .~ Receiver and marker movable
113  DF  .~.~ Interconnected drive
114  DF  .~.~ Time-driven record receiving web
115  DF  .~.~.~ Time-driven marker, variable length stroke
116  DF  .~.~.~ Marker pivotally movable solely
117 R  DF  .~.~.~.~ Movable in plane of web, only
117 A  DF  .~.~.~.~.~ Rectilinear
118  DF  .~.~ Work-driven record receiving web
119  DF  .~.~.~ Marker pivotally movable, only
120  DF  .~.~.~.~ Work-driven marker, only
121  DF  .~.~ Time-driven record receiving disc
122  DF  .~.~.~ With translation of disc
123  DF  .~.~.~ Marker pivotally movable, only
124  DF  .~.~ Work-driven record receiving disc
125  DF  .~.~ Drum record receiver
126  DF  .~.~.~ Compound motion drum
127  DF  .~.~.~ Time-driven drum
128  DF  .~.~.~.~ Marker pivotally movable, only
129  DF  .~.~ Card receiver
130  DF  .~ Receiver, only movable during recording
131  DF  .~.~ Disc receiver
132  DF  .~.~ Drum receiver
133  DF  .~.~ Card receiver
134  DF  RECORD RECEIVERS AND/OR DRIVING MEANS THEREFOR
135.1  DF  .~ Laminated, impregnated, or coated bases
136  DF  .~ Web
137  DF  .~ Disc
138  DF  .~ Drum
139 R  DF  MARKERS AND/OR DRIVING MEANS THEREFOR
140.1  DF  .~ With ink supply to marker
141  DF  .~ Printing, dotting, or punching marker
142  DF  .~.~ Hand time stamps
143  DF  .~ Hand driven
139 A  DF  .~ Endless belt drive means
139 B  DF  .~ Cable drive means
139 C  DF  .~ Stylus feature
139 D  DF  .~ Lead-screw drive means
144  DF  WATCHMAN'S OR WORKMAN'S KEY OR KEY ENCLOSING BOX
145  DF  INSTRUMENT SUPPORT INSTRUMENT PART SUPPORT
146  DF  MISCELLANEOUS