Power feed apparatus for tools
    51.
    发明授权
    Power feed apparatus for tools 失效
    工具供电装置

    公开(公告)号:US4317280A

    公开(公告)日:1982-03-02

    申请号:US132822

    申请日:1980-03-24

    Inventor: Adrian H. Krieg

    CPC classification number: B23D51/16 B23D49/002

    Abstract: Apparatus for cutting pipe and other objects in which a power saw is pressure fed to and through the pipe or object. The saw is mounted on a shaft and the entire saw and shaft assembly rotated by a power mechanism, such as a clock or coil spring, to feed the saw to and through the pipe.

    Abstract translation: 用于切割管道和其他物体的装置,其中动力锯被加压并通过管道或物体。 锯安装在轴上,整个锯和轴组件通过诸如时钟或螺旋弹簧的动力机构旋转,以将锯进给到管中。

    Expanded foil cutting method
    52.
    发明授权
    Expanded foil cutting method 失效
    膨化箔切割方法

    公开(公告)号:US4168640A

    公开(公告)日:1979-09-25

    申请号:US879222

    申请日:1978-02-21

    Applicant: Andrew Szego

    Inventor: Andrew Szego

    Abstract: The cutting of masses composed of multiple thickness of expanded foil is accomplished using reciprocating toothed blades that are deeply notched so that the strands of the expanded mesh enter deeply into the notches and are sheared through between the teeth of the blades.

    Abstract translation: 由多层厚度的膨化箔组成的质量的切割是使用深度凹口的往复式齿形刀片来实现的,使得扩张网的股线深入到凹口中并且通过叶片的齿之间剪切。

    Paper sawing machine
    53.
    发明授权
    Paper sawing machine 失效
    纸锯机

    公开(公告)号:US3975975A

    公开(公告)日:1976-08-24

    申请号:US618899

    申请日:1975-10-02

    Abstract: A machine for sawing a plurality of spaced L-shaped slots through a stack of paper sheets starting from one edge surface of the stack, which slots are adapted to receive a device for binding the stack of sheets together. The machine includes a plurality of elongated saw blades having cutting teeth all around their peripheries and mounted side by side in spaced parallel relationship. The machine reciprocates the saw blades along their longitudinal axes to afford cutting engagement with the blades by the stack of sheets from any direction normal to the axes of the blades; while moving a planar support surface disposed normal to the axes of the saw blades and to which the stack of sheets is clamped in an L-shaped pattern to engage the stack of sheets with the saw blades and cut the L-shaped slots.

    Abstract translation: 一种用于从堆叠的一个边缘表面开始通过一堆纸张锯切多个间隔开的L形槽的机器,该槽适于接纳用于将纸堆叠在一起的装置。 该机器包括多个细长的锯片,其切割齿遍及其周边,并且以间隔开的平行关系并排安装。 机器沿着其纵向轴线使锯片往复运动,以通过从垂直于叶片的轴线的任何方向通过一叠片材来提供与叶片的切割接合; 同时移动垂直于锯片的轴线设置的平面支撑表面,并且将堆叠的片材夹紧成L形图案,以将片材与锯片接合以切割L形槽。

    Multi-purpose saw blade suspension arrangement for reciprocating saws
    54.
    发明授权
    Multi-purpose saw blade suspension arrangement for reciprocating saws 失效
    用于往复锯的多功能锯片悬挂装置

    公开(公告)号:US3878876A

    公开(公告)日:1975-04-22

    申请号:US43193074

    申请日:1974-01-09

    Applicant: ABEL HELMUT

    Inventor: ABEL HELMUT

    Abstract: To floatingly support a saw blade in a frame, the frame is formed, at its free ends, with forked elements; clamping elements are clamped to the saw. The engagement between the forked element (the blade fitting between the gap in the fork) and the clamping element is by means of a depression-projection fulcrum engagement, so that the clamping element, to which the saw blade is attached, can rock or tilt with respect to the forked element, attached to the frame, thus avoiding holding stresses on the saw blade which lead to breakage of the blade at the attachment or clamping points.

    Abstract translation: 为了在框架中浮动地支撑锯片,框架在其自由端处形成有叉形元件; 夹紧元件夹紧在锯上。 叉形元件(叉子之间的叶片配合)和夹紧元件之间的接合是通过凹陷 - 突起支点接合,使得锯片附接到的夹紧元件可以摇摆或倾斜 相对于分叉的元件,附接到框架,从而避免在锯片上保持应力,导致叶片在附接或夹紧点处的断裂。

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