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    • 25. 发明授权
    • Process for the production of polyurethane plastics
    • 聚氨酯塑料生产工艺
    • US4331778A
    • 1982-05-25
    • US102162
    • 1979-12-10
    • Claus-Dieter SommerfeldPeter HaasKuno WagnerManfred Kapps
    • Claus-Dieter SommerfeldPeter HaasKuno WagnerManfred Kapps
    • C08G18/00C08G18/18C08G18/14
    • C08G18/1833C08G18/1808
    • The present invention relates to a process for the production of polyurethane plastics by reacting compounds containing at least two isocyanate-reactive hydrogen atoms and having a molecular weight in the range of from 400 to 10,000, polyisocyanates and, optionally, chain extenders having a molecular weight of from 32 to 400, foam stabilizers, water and/or organic blowing agents in the presence of catalysts containing tertiary nitrogen. These catalysts are characterized in that mixtures of (a) one or more cross-linking catalysts corresponding to the following general formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 which may be the same or different, represent C.sub.1 -C.sub.5 -alkyl radicals, preferably CH.sub.3 -- or C.sub.2 H.sub.5 radicals,R' and R" represent hydrogen or the same or different C.sub.1 -C.sub.3 -alkyl radicals, preferably CH.sub.3 -- or C.sub.2 H.sub.5 -- radicals, andn represents an integer of from 1 to 10, preferably from 4 to 8,(b) blowing catalysts corresponding to the following general formula: ##STR2## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4, are as defined above andX represents oxygen or ##STR3## where R'" represents a C.sub.1 -C.sub.5 alkyl radical, preferably a CH.sub.3 -- or C.sub.2 H.sub.5 -- radical,p represents an integer of from 2 to 4 andr represents an integer of from 1 to 3, andm and o which may be the same or different, represent numbers ranging from 1 to 10, preferably from 1 to 3 in value.
    • 本发明涉及通过使包含至少两个异氰酸酯反应性氢原子的化合物与分子量范围为400至10,000的多异氰酸酯和任选的具有分子量的扩链剂来生产聚氨酯塑料的方法 的32至400,泡沫稳定剂,水和/或有机发泡剂在含有叔氮的催化剂存在下。 这些催化剂的特征在于:(a)一种或多种交联催化剂的混合物,其对应于以下通式:其中R1,R2,R3和R4可以相同或不同,表示C1-C5-烷基 自由基,优选CH 3 - 或C 2 H 5基团,R'和R“表示氢或相同或不同的C 1 -C 3 - 烷基,优选CH 3 - 或C 2 H 5 - 基,n表示1至10的整数,优选 4至8,(b)对应于以下通式的发泡催化剂:其中R 1,R 2,R 3和R 4如上所定义,X代表氧或者其中R“'表示C1-C5 烷基,优选CH 3 - 或C 2 H 5 - 基,p表示2〜4的整数,r表示1〜3的整数,m和o可以相同或不同,表示1〜 10,优选为1〜3。
    • 29. 发明授权
    • Transformers
    • US11473937B2
    • 2022-10-18
    • US17145283
    • 2021-01-09
    • Peter Haas
    • Peter Haas
    • G01D5/14G01D5/20G01D5/22H01F27/28H01F5/00H02K11/20H01F27/24
    • The invention relates to a novel type of electric inductance arrangement for a series of applications in the field of distance measurement, sensor-based detection of objects, and construction of induction machines. The novelty consists in the type of inductance arrangement of the receiver or transmitter coil, said arrangement being designed in the form of a ladder rung arrangement, wherein the ladder spars short-circuit the rungs. The sum of all the short-circuit currents is an indicator of what is occurring in the surroundings of the arrangement. This could be changing magnetic fields caused by transmitter objects or additional ladder-rung systems acting as transmitters. Multiple such sensors and transmitters can be designed in the ladder-rung form, said sensors and transmitters being connected in parallel or in series according to the application under certain circumstances and if necessary assuming the excitation function by moving a conductor through which a direct current is flowing or by applying alternating currents. The aforementioned inductance arrangement results positively in that the coils can all have a completely crossover-free design and are therefore substantially simpler to technically implement for very different applications in electrical engineering. The applicability ranges from short-range distance measuring devices and long-range object location to light detection and efficient induction machines with large or also very small constructions.
    • 30. 发明授权
    • Seat belt buckle and seat belt system for a vehicle
    • 用于车辆的安全带扣和安全带系统
    • US08950780B2
    • 2015-02-10
    • US13193688
    • 2011-07-29
    • Hans-Peter BetzPeter Haas
    • Hans-Peter BetzPeter Haas
    • A44B11/26A44B11/25
    • A44B11/2515A44B11/2573A44B11/266Y10T24/45623
    • The invention relates to a seat belt buckle for a seat belt comprising a casing, a locking member for a plug-in latch and an unlocking device (26) for releasing the unlocking member. The unlocking device (26) includes at least two unlocking surfaces (56, 60) which are independent of each other, wherein a predetermined force has to be applied to both unlocking surfaces (56, 60) for operating the unlocking device (26). The unlocking device (26) includes at least one fastening element (30) constituting an engaging connection with the casing, wherein the engaging connection prevents a movement of the unlocking device (26) in an unlocking direction of the locking member and the fastening element (30) has to be moved in a direction perpendicular to the unlocking direction for releasing the engaging connection.
    • 本发明涉及一种用于座椅安全带的安全带带扣,其包括壳体,用于插入式闩锁的锁定构件和用于释放解锁构件的解锁装置(26)。 解锁装置(26)包括彼此独立的至少两个解锁表面(56,60),其中必须将预定的力施加到用于操作解锁装置(26)的两个解锁表面(56,60)。 解锁装置(26)包括构成与壳体的接合连接的至少一个紧固元件(30),其中接合连接防止解锁装置(26)在锁定构件和紧固元件(26)的解锁方向上的移动 30)必须沿垂直于解锁方向的方向移动以释放接合连接。