US Patent Class 477
INTERRELATED POWER DELIVERY CONTROLS, INCLUDING ENGINE CONTROL




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Current as of: June, 1999
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  DF  CLASS NOTES
1  DF  STEERING BY DRIVING
2  DF  PLURAL ENGINES
3  DF  .~ Electric engine
4  DF  .~.~ With brake control
5  DF  .~.~ With clutch control
6  DF  .~ With clutch control
7  DF  ELECTRIC ENGINE
8  DF  .~ With clutch control
9  DF  .~.~ With brake control
10  DF  .~.~.~ Stopped at end of cycle
11  DF  .~.~ Engine stopped at end of cycle
12  DF  .~.~ Common controller
13  DF  .~.~ Electric clutch
14  DF  .~.~ Speed responsive
15  DF  .~ With transmission control
16  DF  .~.~ Load motion limit control
17  DF  .~.~ Transmission change by moving engine
18  DF  .~.~ Reversible engine
19  DF  .~.~ Engine starting interlock
20  DF  .~.~ Condition responsive engine control
21  DF  .~ Brake engaged when engine energy deactivated, brake disengaged when engine energy activated
22  DF  .~.~ Cam actuated brake
23  DF  .~.~ Electrically actuated brake
24  DF  .~ Brake actuation opens switch to engine
25  DF  .~.~ Electrically actuated brake
26  DF  .~.~ Fluid actuated brake
27  DF  .~ Control means selectively operates engine energy input and brake
28  DF  .~.~ Fluid actuated brake
29  DF  .~.~ Electrically actuated brake
30  DF  GAS TURBINE ENGINE
31  DF  .~ Continuously variable transmission
32  DF  WITH SUPERCHARGER
33  DF  .~ Manifold pressure control
34  DF  TRANSMISSION CONTROL
35  DF  .~ Differential transmission
36  DF  .~ Plural outputs
37  DF  .~ Continuously variable friction transmission
38  DF  .~.~ With fluid drive
39  DF  .~.~ With clutch control
40  DF  .~.~ With brake control
41  DF  .~.~ Interrelated control of diverse transmissions
42  DF  .~.~ Constant speed output
43  DF  .~.~ Controlled by engine map
44  DF  .~.~ Belt-type
45  DF  .~.~.~ Fluid pressure control
46  DF  .~.~.~.~ Ratio change controlled
47  DF  .~.~.~.~.~ Engine coast braking
48  DF  .~.~.~.~.~ With electric valve control
49  DF  .~.~.~.~.~.~ Duty ratio control
50  DF  .~.~ Fluid pressure control
51  DF  .~ Fluid resistance inhibits rotation of planetary transmission element
52  DF  .~ Including fluid drive
53  DF  .~.~ Impeller-turbine-type
54  DF  .~.~.~ Engine controlled
55  DF  .~.~.~ With countershaft gearing
56  DF  .~.~.~.~ And turbine shaft brake
57  DF  .~.~.~.~ And clutch control
58  DF  .~.~.~.~ Control of or by fluid drive
59  DF  .~.~.~ With hydrodynamic braking
60  DF  .~.~.~ With nonratio brake
61  DF  .~.~.~ Control responsive to fluid drive
62  DF  .~.~.~ With clutch control
63  DF  .~.~.~.~ Disengaged during shift
64  DF  .~.~.~.~ Speed responsive
65  DF  .~.~.~.~.~ Electrical
66  DF  .~.~.~ With fluid unit vane control
67  DF  .~.~.~ Fill and empty-type fluid units
68  DF  .~.~ Ratio control
69  DF  .~.~.~ With planetary transmission control
70  DF  .~ With clutch control
71  DF  .~.~ And brake control
72  DF  .~.~.~ Temperature responsive control
73  DF  .~.~.~ Engine controlled
74  DF  .~.~.~ Clutch controlled
75  DF  .~.~.~ Gearing controlled
76  DF  .~.~ Temperature responsive control
77  DF  .~.~ Clutch, engine, and transmission controlled
78  DF  .~.~.~ Electronic digital control
79  DF  .~.~ Clutch and transmission controlled
80  DF  .~.~.~ Speed responsive control
81  DF  .~.~.~.~ With manual override
82  DF  .~.~.~.~ Vacuum actuated clutch
83  DF  .~.~ Clutch and engine controlled
84  DF  .~.~.~ Speed responsive control
85  DF  .~.~.~.~ Plural speed signals
86  DF  .~.~ Clutch controlled
87  DF  .~.~.~ Electric clutch
88  DF  .~.~.~ Vacuum actuated clutch
89  DF  .~.~.~.~ Electric control
90  DF  .~.~ Engine controlled
91  DF  .~.~.~ Speed responsive
92  DF  .~ With brake control
93  DF  .~.~ Anti-creep
94  DF  .~.~ Brake controls transmission
95  DF  .~.~.~ Pressure controlled
96  DF  .~.~ One control blocks another
97  DF  .~ Control by sensed ambient condition, pattern indicia, external signal, or temperature
98  DF  .~.~ Temperature control
99  DF  .~ Engine starting interlock
100  DF  .~ Exhaust emission control
101  DF  .~ Engine ignition control for transmission change
102  DF  .~.~ Ignition advanced or retarded
103  DF  .~.~ Ignition intermitting and safety means limiting duration of intermission
104  DF  .~.~ Ignition intermitting controlled by manifold pressure
105  DF  .~.~ Ignition intermitting initiated by positioning accelerator
106  DF  .~.~.~ Initiation inhibited by sensed condition
107  DF  .~ Engine controlled by transmission
108  DF  .~.~ Constant output shaft speed
109  DF  .~.~ Diminution during transmission change
110  DF  .~.~ Responsive to transmission output condition
111  DF  .~.~ Transmission setting contingent
112  DF  .~.~.~ Change to neutral idles engine
113  DF  .~.~.~.~ Engine input variable in neutral
114  DF  .~ Anticreep
115  DF  .~ Transmission controlled by engine
116  DF  .~.~ Shift from neutral shock control
117  DF  .~.~.~ Pressure controlled
118  DF  .~.~ Engine (coast) braking
119  DF  .~.~.~ Electric valve control
120  DF  .~.~ By acceleration
121  DF  .~.~ By input manifold pressure or engine fuel control
122  DF  .~.~.~ Selector-type
123  DF  .~.~.~ With positive shift means
124  DF  .~.~.~.~ With synchronization
125  DF  .~.~.~ Prevents unsafe or unintentional shift
126  DF  .~.~.~.~ Reverse inhibitor
127  DF  .~.~.~ Shift valve control
128  DF  .~.~.~.~ Hysteresis
129  DF  .~.~.~.~.~ Electric control
130  DF  .~.~.~.~ Plural shift valves
131  DF  .~.~.~.~.~ Electric control
132  DF  .~.~.~.~.~.~ Downshift control
133  DF  .~.~.~.~.~.~.~ Kickdown
134  DF  .~.~.~.~.~.~ Selector valve overrule
135  DF  .~.~.~.~.~ Downshift control
136  DF  .~.~.~.~.~.~ Kickdown
137  DF  .~.~.~.~.~ Selector valve overrule
138  DF  .~.~.~.~ Electric control
139  DF  .~.~.~.~.~ Downshift control
140  DF  .~.~.~.~ Downshift control
141  DF  .~.~.~.~.~ Kickdown
142  DF  .~.~.~.~ Selector valve overrule
143  DF  .~.~.~ Servo motor timing
144  DF  .~.~.~.~ Downshift
145  DF  .~.~.~.~.~ With fluid accumulator
146  DF  .~.~.~.~.~.~ Electric valve control
147  DF  .~.~.~.~.~ Double acting servo
148  DF  .~.~.~.~.~ Speed responsive control
149  DF  .~.~.~.~.~ Electric valve control
150  DF  .~.~.~.~ With fluid accumulator
151  DF  .~.~.~.~.~ Engine parameter controls back pressure
152  DF  .~.~.~.~.~ Electric valve control
153  DF  .~.~.~.~ Double acting servo
154  DF  .~.~.~.~ Speed responsive control
155  DF  .~.~.~.~ Electric valve control
156  DF  .~.~.~ Transmission pressure controlled
157  DF  .~.~.~.~ Variable capacity pump
158  DF  .~.~.~.~ Line pressure controlled
159  DF  .~.~.~.~.~ Responsive to speed
160  DF  .~.~.~.~.~.~ Electric valve control
161  DF  .~.~.~.~.~.~.~ Duty ratio control
162  DF  .~.~.~.~.~ Transmission setting contingent
163  DF  .~.~.~.~.~ Electric valve control
164  DF  .~.~.~.~ Electric valve control
165  DF  .~ Engine control linkage mounted on manual gearshift lever
166  DF  CLUTCH CONTROL
167  DF  .~ With starter
168  DF  .~ With fluid drive
169  DF  .~.~ Speed responsive control
170  DF  .~ With brake control
171  DF  .~.~ Clutch controlled
172  DF  .~.~.~ And brake controlled
173  DF  .~.~ Engine controlled
174  DF  .~ Condition responsive control
175  DF  .~.~ Speed responsive
176  DF  .~.~.~ Slip rate control
177  DF  .~.~ Overload release
178  DF  .~.~.~ Engine shut off
179  DF  .~ Electric clutch
180  DF  .~ Regulated clutch engagement
181  DF  .~ Engine controlled by clutch control
182  DF  BRAKE CONTROL
183  DF  .~ Sensed condition responsive control of engine of brake
184  DF  .~.~ Brake
185  DF  .~.~.~ And engine
186  DF  .~.~.~ Speed or acceleration responsive
187  DF  .~.~ Speed or acceleration responsive
188  DF  .~ Plural diverse brake means
189  DF  .~ Engine energy control having adjusting and holding device, with means on brake control to override holding device
190  DF  .~.~ Holding device engaged by electric means
191  DF  .~.~.~ Magnetic holding device
192  DF  .~.~ Mechanical holding device engaged by mechanical means
193  DF  .~.~.~ Device or means including a threaded shaft, rack or ratchet
194  DF  .~ Brake control having holding device, with means on engine control to override holding device
195  DF  .~.~ Holding device responsive to motion, speed or acceleration
196  DF  .~.~.~ Holding device comprising brake valve operated by solenoid
197  DF  .~.~ Holding device engaged by electric means
198  DF  .~.~.~ Holding device comprising brake valve operated by solenoid
199  DF  .~ Brake engaged when engine energy deactivated, brake disengaged when engine energy is activated
200  DF  .~.~ Internal combustion engine
201  DF  .~.~.~ Controls brake valve
202  DF  .~.~.~.~ Vacuum actuated brake
203  DF  .~ Brake condition change modifies engine condition
204  DF  .~.~ Brake actuation interrupts ignition circuit of fluid engine
205  DF  .~.~ Brake actuation decreases or eliminates fluid energy input to engine
206  DF  .~.~.~ By closing throttle valve
207  DF  .~.~.~ By preventing increasing operation of engine energy control
208  DF  .~ Decreasing fluid energy input to engine actuates brake
209  DF  .~ Control means selectively operates engine energy input and brake
210  DF  .~.~ Foot operated control means
211  DF  .~.~.~ Engine and brake control including interconnected elements
212  DF  .~.~.~ Pivots and translates
213  DF  .~.~.~.~ Pivots about intermediate fulcrum
214  DF  .~.~.~ Pivots about two fulcrums
215  DF  .~.~.~ Pivots about intermediate fulcrum
216  DF  .~.~.~ Lever reciprocates on moveable supports at both ends
217  DF  .~.~.~ Pivots for sequential operation
218  DF  .~.~ Control means including fluid passage
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CROSS-REFERENCE ART COLLECTIONS
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900  DF  CONTROL SIGNAL IS VEHICLE WEIGHT
901  DF  CONTROL SIGNAL IS SLOPE
902  DF  CONTROL SIGNAL IS ENGINE PARAMETER OTHER THAN MANIFOLD PRESSURE OR FUEL CONTROL
903  DF  CONTROL SIGNAL IS STEERING
904  DF  CONTROL SIGNAL IS ACCELERATION
905  DF  .~ Acceleration of throttle signal
906  DF  MEANS DETECTING OR AMELIORATING THE EFFECTS OF MALFUNCTION OR POTENTIAL MALFUNCTION
907  DF  .~ Redundant
908  DF  IN SERIES TRANSMISSION