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5011061 |
Wire bonding device
A wire bonding device is disclosed. The device has a capillary which causes a wire to make press-contact to a bonding face, a driving motor for raising and lowering the capillary, a storage, means...
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5002217 |
Bonding method and bonding apparatus
A bonding method and apparatus for bonding a wire material having a ball-like end on a bonding pad is disclosed. While the ball of the wire material on the bonding pad is being pressed by a bonding...
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4995938 |
Supporting device for ultrasonic vibration assembly
A device for supporting an ultrasonic vibration assembly comprises an ultrasonic vibrator, a vibration transmitter coupled to the end of the vibrator coaxially thereto, two flanges provided at a...
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4984730 |
Quality control for wire bonding
An automatic wire bonding apparatus, for wedge-bonding using aluminium wire, comprises a bonding head comprising a bonding tool mounted on an ultrasonic transducer, a bonding tip of the tool being...
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4976392 |
Ultrasonic wire bonder wire formation and cutter system
An improved ultrasonic wire bonding method and apparatus is disclosed having a wire delivery conduit for removing coil set in the wire through a serpentine movement prior to being bonded, which...
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4975133 |
Apparatus for welding components together with the use of ultrasound
An apparatus for receiving components having overlapping surfaces and welding the components together with the use of ultrasound. An ultrasound emitter receives a high frequency current and...
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4971648 |
Apparatus for bonding hubs to diskettes
A magnetic recording medium disk with substantially improved tolerances comprising: a hub including a center portion and recessed flange portion, the center portion having a planar drive...
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4959895 |
Method and apparatus for separating monofilaments forming a strand
A method and apparatus for separating monofilaments, such as glass or carbon monofilaments, forming a strand, is achieved by feeding the strand in a curved path over and in forced contact with a...
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4958762 |
Ultrasonic wire bonder
An ultrasonic wire bonder includes first and second ultrasonic wave applying devices, the direction of vibration of the first ultrasonic wave being orthogonal to that of the second ultrasonic wave....
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4911350 |
Semiconductor bonding means having an improved capillary and method of using the same
A wire bonding capillary for a bonding process comprises an elongated capillary body having an axial bore through the body for receiving a wire of a predetermined diameter to be bonded, and a...
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4903883 |
Apparatus for ultrasonic contacting wire connection of circuits to electronic components
Apparatus for ultrasonic bonding wire connection of circuits to electronic components comprises a casing-like carrier member carrying a bonding assembly mounted therein so as to pivot about an axis...
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4893742 |
Ultrasonic laser soldering
Laser soldering in a tape automated bonding procedure is carried out on outer ends of a number of high density leads (72) printed on a film (78) of mylar and having inner ends connected to a...
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4886200 |
Capillary tip for bonding a wire
A wire bonding capillary tip is disclosed. A metal ball at the end of a bonding wire is positioned adjacent a material to be bonded, and pressed against the material to plastically deform the ball....
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4884334 |
Resonant stylus support
Flexure means are provided for holding a tip member of an ultrasonically reciprocating element against lateral movement while freely permitting its longitudinal movement. The reciprocating element...
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4877173 |
Wire bonding apparatus
A wire bonding apparatus which bonds electrodes and external leads of a semiconductor integrated circuit element, a bonding head, a heat block having a lead frame which supports the semiconductor...
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4870743 |
Quick change tool assembly for ultrasonic machine tool
A structure for quickly and accurately aligning an ultrasonic tool assembly on an ultrasonic machine tool table in which a mounting is provided on said table and an engaging device is secured to...
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4869419 |
Method of connecting electrical conductors and apparatus for carrying out the method
A method for ultrasonically welding electrical conductors in which the compaction of the electrical conductors carried out in a compaction chamber takes place in two compaction phases, in which the...
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4867370 |
Apparatus and method for ultrasonic welding of wires
An apparatus and method for ultrasonically welding wires includes an ultrasonic horn tip and associated structure for allowing adjustment to accommodate different diameters of wires to be welded...
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4865680 |
Ultrasonic securing system
A system for securing first and second parts together via a spheroid, wherein the first part has an aperture slightly smaller than the spheroid while the second part and spheroid each include...
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4854494 |
Monitoring bond parameters during the bonding process
A method of monitoring bonding parameters during a bonding process. The method is based on the object of continuous monitoring of bonding parameters in order to provide adjustment of bonding...
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4852788 |
Method and apparatus of ultrasonic gang welding
An ultrasonic welding apparatus adapted to simultaneously weld individual wire ends to individual contacts on a wire connector is disclosed. The apparatus includes an ultrasonic horn having a...
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4842671 |
Apparatus for connecting elongate material such as electrical conductors by means of ultrasonics
In an apparatus intended especially for connecting electrical conductors by ultrasonic welding, in which a two-part anvil comprising three working surfaces is associated with a sonotrode for...
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4831724 |
Apparatus and method for aligning surface mountable electronic components on printed circuit board pads
A method and apparatus are described for precisely centering the leads of surface mountable electronic components on the pads of a printed circuit board. The method includes coating the pads with...
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4832246 |
Automatic soldering machines
An automatic spot soldering machine incorporates apparatus for automatically sequencing through operations for forming soldered joints at a predetermined position. The sequence includes preforming...
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4826067 |
Sonic wire welders
An ultra-sonic welding machine has independently adjustable front and rear anvils. Each anvil is independently clampable at desired locations. The rear anvil is reciprocable under power to opened...
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4824005 |
Dual mode ultrasonic generator in a wire bonding apparatus
The specification sets forth an ultrasonic wire bonding system for bonding wire to an underlying electronic circuit or terminal. The system incorporates a bonding tool connected to a transducer...
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4821944 |
Method for bonding a wire and bonding apparatus
The method for bonding a wire of this invention comprises the steps of: positioning a metal ball or a wire on a material (to be bonded); applying a pressing force on the metal ball or the wire...
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4817848 |
Compliant motion servo
An automatic ultrasonic wire bonder employs a compliant motion servo (17, 119, 239, 200) on its Z axis drive to maintain a known, constant and steady force applied by the bonding tool (13) to the...
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4817814 |
Ultrasonically welding a conductor wire to an electrical terminal
The invention relates to an apparatus and method for ultrasonically welding a conductor wire to an electrical terminal. The terminal has a channel portion for receiving the conductor wire. The...
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4808948 |
Automatic tuning system for ultrasonic generators
Apparatus for periodically sweeping a voltage controlled oscillator over a range of frequencies which includes a resonant frequency of a transducer being supplied with power by the voltage...
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4805832 |
Fountain-type soldering apparatus
A fountain-type soldering apparatus is disclosed, which comprises: an outer tank which contains molten solder; a nozzle which is immersed in said molten solder in said outer tank, said nozzle...
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4804131 |
Process of use of an electroacoustical vibrator device and plant for carrying out this process
A process for using an electroacoustical vibrator device arranged on a support and intended to be used in particular in machining and welding of elements, characterized in that it consists of...
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4799614 |
Apparatus for ultrasonic welding of wires
Apparatus is provided for ultrasonic welding of wires which include a welding tip of a standard shaped readily machineable cross section with no concave surfaces. The welding tip is rotatable about...
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4792079 |
Apparatus for ultrasonic wire bonding
The invention relates to an apparaus for ultrasonic wire bondings whereby the contact loci can be connected by wire straps, by means of ultrasonic welding, e.g. for connecting terminals on...
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4789095 |
Method of controlling a wire bonding apparatus
There is provided a method of controlling a wire bonding apparatus comprising a main arm fluctuated by a drive motor, a sub-arm coupled to the main arm by a coupling force given by a coupling...
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4786356 |
High frequency resonator for welding material
A blade-shaped high frequency resonator for welding sheet material without a gap, when resonators of this shape are disposed in an array, includes at its output surface a pair of laterally...
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4782990 |
Portable gun for ultrasonically welding wires
Apparatus for ultrasonic welding of wires including a hand-held housing with an ultrasonic wave generator, a welding tip connected to said generator, an anvil for clamping the wires to be welded to...
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4781319 |
Bonding head
A bonding head (10) of a wire bonding machine for bonding wire to electronic or electronical components comprises a bonding tool (18) connected to an ultrasonic transducer (16), a wire spool (22)...
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4778097 |
Ultrasonic wire bonding tool
A tool for use in ultrasonically bonding a wire to a metal surface has a tip having a compound curved channel having a central concave surface and a peripheral non-convex surface along each edge of...
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4776509 |
Single point bonding method and apparatus
A single point bonding apparatus and method for bonding one electrical conductor to a second electrical conductor by a thermosonic process using force, time, temperature and ultrasonic energy as...
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4771930 |
Apparatus for supplying uniform tail lengths
A novel and improved monitoring and detecting circuit is provided for an automatic wedge wire bonder. The detecting circuit is initiated at the second wire bond while the bonding tool is pressing...
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4757933 |
Ultrasonic weld location mask and method of use
Apparatus for the automated feeding, placement and ultrasonic welding of a metal disc, such as a copper heatsink, to a recipient workpiece. A metal disc is automatically fed through the broader end...
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4752351 |
Automated velcro feed and cut assembly for ultrasonic welding applications
A motorless Velcro tape feed and cut assembly acting as a slave unit which cooperates with the horn of an ultrasonic welding machine. When the horn is brought down to carry out a welding action, it...
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4749437 |
Variably-weighted ultrasonic welding horn
Apparatus for the ultrasonic sealing of plastic or metal containers which include a source of ultrasonic wave energy, an ultrasonic welding horn and an anvil. The ultrasonic welding horn is...
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4746051 |
Ultrasonic welding control
A method and apparatus for controlling ultrasonic welding and determining whether the weld is of acceptable quality. Power input to ultrasonic welding apparatus is detected and converted to a...
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4736881 |
Apparatus for joining two electric conductors
An apparatus for joining of two electric conductors, preferably strands or the like, with an easy adaptation to different conductor sizes without having to cover the conductors to be joined with a...
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4733813 |
Method and apparatus for soldering elements on the corresponding pads of a wafer, in particular a wafer having high-density integrated circuits
An apparatus and method of the soldering or bonding of conductive leads to corresponding conductive pads of an integrated circuit chip includes a fixed soldering tool having a soleplate shaped to...
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4730764 |
Ultrasonic welding wire termination apparatus
Apparatus for ultrasonically welding a wire to a wire terminal. A stationary anvil forms the lower horizontal wall of a work chamber into which a wire workpiece is inserted. The vertical walls of...
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H000434 |
Contacts to III-V semiconductors
A contact structure and method of bonding III-V semiconductors which prevents shorting of the edges of the semiconductor chip and also allows the chip to be bonded with either major surface facing...
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4718591 |
Wire bonder with open center of motion
A movable open center mounting for the tool of an ultrasonic wire bonding machine employs ball-bearing rollers (22, 24, 30, 32) to permit limited motion of the wire bonding tip (13a) substantially...
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