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    • 5. 发明授权
    • Actuator box assembly
    • 执行机构总成
    • US08128444B2
    • 2012-03-06
    • US11595026
    • 2006-11-10
    • Mark Jeffrey Hughes
    • Mark Jeffrey Hughes
    • B63C9/15
    • B63C9/24B63B43/02B64C25/56B64D25/18
    • An emergency floatation system for an aircraft includes an actuator box assembly that activates the floatation system either electrically or manually. The actuator box assembly is separated from a valve assembly of an inflation reservoir and provides an interface between an electromechanical trigger system and a redundant mechanical trigger system. The actuator box includes a pivot member that provides an interface for the redundant trigger systems and an output actuator. For normal operation a button in the cockpit is pressed which sends an electrical signal to an electromechanical actuator in the actuator box assembly. The electromechanical actuator rotates the pivot member, which operates the output actuator and opens the valve assembly. Alternatively, should the electrical system of the aircraft fail, the pilot or other occupant may activate the mechanical trigger system, thereby rotating the pivot member and activating the output actuator to open the valve assembly.
    • 用于飞机的紧急浮动系统包括致动器箱组件,其通过电气或手动来激活浮动系统。 致动器箱组件与充气容器的阀组件分离,并提供机电触发器系统和冗余机械触发器系统之间的接口。 致动器箱包括枢转构件,其提供用于冗余触发系统和输出致动器的接口。 为了正常操作,按下驾驶舱中的按钮,其向致动器箱组件中的机电致动器发送电信号。 机电致动器旋转枢转构件,其操作输出致动器并打开阀组件。 或者,如果飞机的电气系统失效,飞行员或其他乘客可以启动机械触发系统,从而旋转枢转构件并启动输出致动器以打开阀组件。
    • 8. 发明授权
    • Liquid polyisocyanate compositions
    • 液体多异氰酸酯组合物
    • US4386032A
    • 1983-05-31
    • US253261
    • 1981-04-13
    • Jeffrey HughesKevin E. Keane
    • Jeffrey HughesKevin E. Keane
    • C07C265/12C08G18/28C08G18/80C07C119/048
    • C07C265/12C08G18/283C08G18/8064
    • A method for the preparation of a liquid diphenylmethane diisocyanate composition which comprises reacting one molar proportion of substantially pure 4,4'-diphenylmethane diisocyanate, as hereinbefore defined, with from 0.01 to 0.8 molar proportions of a monoalkoxy polyalkylene glycol of the formula: ##STR1## wherein R represents an alkyl group containing from 1 to 12 carbon atoms, R.sup.1 represents hydrogen or an alkyl group containing from 1 to 3 carbon atoms and n is an integer of from 2 to 58, the reaction being performed at a temperature of from 100.degree. to 250.degree. C. and in the presence of a catalyst for the NCO/OH reaction.The liquid diisocyanate compositions are useful in the manufacture of polyurethanes, especially elastomers and flexible foams.
    • 一种制备液体二苯基甲烷二异氰酸酯组合物的方法,其包括使一摩尔比例的如上文所定义的基本上纯的4,4'-二苯基甲烷二异氰酸酯与0.01至0.8摩尔比例的下式的单烷氧基聚亚烷基二醇反应:其中R表示含有1至12个碳原子的烷基,R 1表示氢或含有1至3个碳原子的烷基,n为2至58的整数,该反应在100℃ DEG至250℃,并在NCO / OH反应催化剂存在下进行。 液体二异氰酸酯组合物可用于制备聚氨酯,特别是弹性体和柔性泡沫体。
    • 9. 发明授权
    • Polyurea dispersions in organic isocyanates
    • 聚脲分散在有机异氰酸酯中
    • US4786704A
    • 1988-11-22
    • US832344
    • 1986-02-24
    • Jeffrey HughesJohn Hynds
    • Jeffrey HughesJohn Hynds
    • C08G18/00C08G18/32C08G18/70C08G18/72C08G18/80C08L75/04
    • C08G18/8038C08G18/3234C08G18/708C08L75/04
    • A dispersion of a polyurea in an aromatic polyisocyanate is prepared by mixing the polyisocyanate with one or more aliphatic diprimary diamines having (a) at least one amine group attached to a carbon atom having not more than one hydrogen atom attached thereto or (b) at least one amine group attached to a carbon atom which is itself attached to a carbon atom having not more than one hydrogen atom attached thereto, provided that both amine groups are not attached directly to separate rings of an alkylene-linked polycyclic aliphatic ring system. The reaction preferably takes place at a temperature in the range 20.degree. C. to 60.degree. C. The polyurea dispersion products are useful for manufacture of polyurethane foams and elastomers of superior physical properties.
    • 聚脲在芳族多异氰酸酯中的分散体是通过将多异氰酸酯与一种或多种脂族二原子二胺混合来制备的,所述脂族二原子二胺具有(a)至少一个连接于不超过一个氢原子的碳原子上的胺基,或(b) 连接到碳原子上的至少一个胺基团,其本身连接到与其连接的氢原子不超过一个的原子的碳原子上,条件是两个胺基团不直接连接到亚烷基连接的多环脂族环系统的分开的环上。 反应优选在20℃至60℃的温度下进行。聚脲分散体产物可用于制造具有优异物理性能的聚氨酯泡沫和弹性体。