"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7011291 | Handle for valves A handle (2) as actuating device for valves (1) is proposed, comprising a fastening head (10) for fastening to a spindle (7) of the valve (1) and an actuating arm (11) for rotatably actuating the spindle, the spindle (7 | 03/14/2006 |
| 6962319 | Safety switch for a water dispenser A safety switch for a water dispenser includes a sealing ring movably received in the channel to alternatively block communication between the inlet and the outlet, a guiding rod securely received in the sealing ring and having a first spring compressibly mounted ar... | 11/08/2005 |
| 6880797 | Safety tap for hot water dispenser A child resistant tap has a valve body (12) with an inlet (22) and an outlet (24) and a valve seat (26) therebetween. An axially slidable valve element (28) engages the valve seat (26) to open and close the valve. A handle o... | 04/19/2005 |
| 6592097 | Device for securing the position of the actuator rod with motor having safety actuation A motor providing safety actuation including a spring which, during the power outage, is designed to close a valve by moving a valve cone towards a valve opening. For installation or transportation of such valves with motors, it is desirable to lock the v... | 07/15/2003 |
| 6032922 | Fluid flow control valve and actuating mechanism A fluid flow control valve is provided comprising a valve seat inside a housing for defining a passage opening in the housing and a valve seal positioned against the valve seat for closing off fluid flow. A push rod extends from the valve seal and through... | 03/07/2000 |
| 4232817 | Adjustment control for a thermostatic valve An adjustment control for a thermostatic valve consists of a non-rotatable component to the valve on which is mounted a rotatable knob for setting the temperature control, the knob having a maximum rotation of about one revolution. A releasable auxiliary ... | 11/11/1980 |