baber/WOPTO huggingface dataset:
Patent KR-960014192-B1 (KR)
Title: Parking facilities controlling system for using pc
Inventor: KANG HO-JOONG
IPC: G06F19/00
Filed: 1993-02-23
Granted: 1996-10-14
Abstract: a medium in which car information is bar-coded; a bar code reading part(10) which comprises a scanner(11) for detecting the bar code and a decoder(12) for converting the detected data into bar code data; a computer(20) which detects the bar code data supplied from the bar code reading part and outputs control data to operate the parking facility according to the result of the detecting; and a PLC(programmable logic controller)(30) for applying a parking facility driving signal to each operation part and outputting the operating state of each operation part to the computer(20).
Patent KR-0124033-B1 (KR)
Title: Wire insulating thermosetting resin composition
Inventor: SEO KWANG-SUK
IPC: C08L31/04
Filed: 1993-03-30
Granted: 1997-11-24
Abstract: A flame resistant electric wire-covering materal compsn. comprises(i) 100 pts. wt.of the basic resin mixture of vinylacetate copolymer(a) having a content of vinylacetate residue of 20-30 wt% with a vinylacetate copolymer(b) having a content of vinylacetate residue of 70 wt. % in a wt. ratio of a/b of 3:7-6:4 (ii) 3-10 wt. % of an organic peroxide such as dicumylperoxide, benzoylperoxide (iii) 20-80 wt. % of magnesiumhydroxide as a flame retardant and a filler (iv) an antioxidant, stabiliser, curing agent, surfactant, plasticiser etc. if necessary. The flame retardant compsn. generates no hydrogen halide gas during combustion and has a good teminal processability and uses as a  sheathing materal for electric wire and cable.
Patent KR-100282477-B1 (KR)
IPC: C07D213/61
Filed: 1993-07-02
Granted: 2001-02-15
Abstract: Process for the production of 2-chloro-5-aminomethylpyridine, of the formula (I), <IMAGE>  by reacting 2-chloro-5-cyanopyridine, of the formula (II), <IMAGE> with hydrogen in the presence of ammonia and in the presence of an anhydrous metal catalyst, characterised in that the reaction is carried out in an unipolar aprotic diluent at temperatures between 20 DEG C and 150 DEG C.
Patent KR-0161023-B1 (KR)
Inventor: LEE DONG-INN
IPC: H05K13/08
Filed: 1993-08-31
Granted: 1998-12-15
Abstract: 본 발명은 회로구성 부품들을 실장하는 인쇄회로기판 의 위치편차보정 방법에 관한것으로써, PCB 인입오차, PCB 고정오차 및 PCB자체의 공차 등으로 인해 부품실장 위치가 틀어질 경우, PCB 위치 틀어짐만큼의 보상을 행하여 정확한 부품실장이 행해지도록 함으로써 작업효율 및 생산성을 향상시킨다.
Patent KR-960011197-B1 (KR)
Title: A dry apparatus of a washing machine
Inventor: PARK YOUNG-SUB
IPC: D06F58/18
Filed: 1993-09-16
Granted: 1996-08-21
Abstract: The apparatus includes a fan (7), for blowing air, located outer part of a basin (2), a connecting pipe (8) for supplying the air from the fan (7) to the basin (2), a heater (9) in the middle of the connecting pipe (8) for heating the air, a valve (10) for preventing inflow of water into the connecting pipe(8), a motor (11) having a pulley (14) and located in the bottom of the basin (2), an elastic cord (16) wound around the pulley (14) for winding according to the direction of rotation, an operating part (12) for lifting the laundry in a washing basin (3), and an insert slot (13) for inserting the operating part (12).
Patent KR-100289199-B1 (KR)
IPC: G01P15/105
Filed: 1993-09-18
Granted: 2001-05-02
Abstract: A vehicle restraint system (20) that includes an impact sensor (22) coupled by fiber optics (50,64,66) to an igniter (26) for inflating an air bag (28). The impact sensor includes a permanent magnet (32) disposed within a cavity (34) and biased by magnetic force toward one end of the cavity, motion of the magnet in the cavity being sensed by a weigand wire (44) or Hall (86) sensor for igniting the air bag. Facility (72) is disposed externally of the cavity for selectively adjusting the bias of the sensor and/or moving the magnet into proximity with the Hall effect or weigand wire sensor to test operative condition of the sensor. <IMAGE>
Patent KR-970008309-B1 (KR)
Title: Roaming service method for wireless pbx system
Inventor: KIM CHAN-HO
IPC: H04W36/08
Filed: 1993-11-08
Granted: 1997-05-22
Abstract: When moving a cellular phone, a roaming service connection method in a radio PBX system performs an external originating/terminating about the cellular phone through a base station of a radio PBX system. The roaming service connection method includes the steps of: checking whether or not a system ID included in the corresponding message is effective after receiving a message from a moved cellular phone; if there is a location registration request message from the moved and there is no subscriber information of a corresponding cellular phone in a controller, informing a controller(included in an original communication area) of a moving of the cellular phone, requesting a subscriber information, and making a location information database about the corresponding cellular phone on the basis of a received subscriber path; if there is an external call, confirming a moving of a communication area of the called cellular phone, and transmitting a call signal to a controller of a communication area wherein a corresponding cellular phone is positioned through the line path; searching a location information database, and transmitting it to a base station at which the corresponding cellular phone is placed; and transmitting a response signal to a controller of an original communication area via a controller of a base station receiving the call signal.
Patent KR-960007202-B1 (KR)
Title: Hdtv receiver
Inventor: LEE DONG-HO
IPC: H04N7/015
Filed: 1993-11-19
Granted: 1996-05-29
Abstract: a decoding means 2 for regenerating and selecting on coefficients corresponding to the lower band from inputted compressed bit streams; a sequential scan type converting means 3 for converting the output signal of the decoding means 2 into a sequential scan type video signal when the output signal is an interlace scan type video signal; a frame rate converting means for converting the frame rate of the output signal from the decoding means 2 into a predetermined frame rate; a first multiplexing means 6 for selectively outputting one of the output signals from the decoding means 2, the sequential scan type converting means 3, and the frame rate converting means; an interpolating means 7 for interpolating the output signal from the first multiplexing means 6; a second multiplexing means 8 for selectively outputting one of the output signals from the first multiplexing means 6 and the interpolating means 7; a display processing means 9 for processing to display the output signal from the second multiplexing means 8; and a multiplexer control means 10 for controlling the first and second multiplexing means 6 and 8.
Patent KR-100193564-B1 (KR)
Title: 더블 아지머스 헤드
Filed: 1993-11-30
Granted: 1999-06-15
Abstract: 이 발명은 더블 아지머스 헤드에 관한 것으로서, 종래에는 헤드의 종단부(22)가 갭라인(14)의 끝단보다 D만큼의 높이가 낮아 곡면연마작업시 헤드의 종단부(22)를 최정점으로 만들려면 많은양의 헤드상단을 장시간 연마해야 하며 상기 헤드의 종단부(22)가 최정점이 되도록 작업이 이루어지지 않음으로써 종단부(22)가 접촉되지 않는 미연마의 더블 아지머스 헤드가 제조됨에 따라 헤드의 제기능을  발휘하지 못하여 화질이 선명하지 못하며 이에 따라서 마모의 불균일이 발생되는 종래의 문제점을 해결하고자 한다. 
     이를 해결하기 위한 이 발명은, 베이스에 각각 대응하게 형성된 아이코어의 측단인 종단부가 헤드 상면의 최정점을 이루도록 곡면연마함으로써 미연마 헤드의 제로화가 가능하며 곡면연마의 작업시간이 감소되고 비디오 테이프에 상기 헤드가 균일하게 접촉됨에 따라 헤드의 마모가 일정하여 장시간 사용하여도 화질이 선명하게 유지될 수 있도록 한 것이다.
Patent KR-960013300-B1 (KR)
Title: Current cell switching circuit of digital-to-analog converter
Inventor: SONG WON-CHOL
IPC: H04L25/06
Filed: 1993-12-14
Granted: 1996-10-02
Abstract: THe circuit is for optimizing switches and for driving circuit of the current cell to prevent the creating of glitches on the output of the digital-to-analog converter(DAC). The switching circuit includes a first transistor(N1) for switching, a compensating capacitor(Cc) connected between the source and the gate of the transistor(N1), and a second transistor(N2) switching ON and OFF at the same time by reducing the ON time.
Patent KR-950010171-B1 (KR)
Title: Making method of high purity steel
Inventor: CHONG U-KWANG
IPC: C21C7/06
Filed: 1993-12-18
Granted: 1995-09-11
Abstract: The high clean steel is manufactured by (a) decarburizing the molten steel in the ladle, deoxidating it and temperature-raise treating it by the reflux gas in the vacuum tank, and (b), feeding 1.0-1.3kg flux composed of 47-53 wt.% calcium oxide(CaO), 1.5-2.5 wt.% silicon oxide (SiO2), 36-44 wt.% aluminium oxide (Al2O3) and at most 1.5 wt.% iron oxide (Fe2O3) w.r.t. 1000kg molten steel into the tank, and vacuum treating the mixture at 80-100 Nm3/hr reflux gas flow.
Patent KR-970002975-B1 (KR)
Title: Liquid crystal display element
Inventor: JANG INN-SIK
IPC: G02F1/133
Filed: 1993-12-30
Granted: 1997-03-13
Abstract: A liquid crystal display capable of reducing a difference of luminances between pixels and improving a contrast by decreasing a line resistance and forming an effective photo control structure is disclosed. The liquid crystal display includes at least one substrate(10). A plurality of first electrodes(20) are disposed on the substrates (20) in a predetermined pattern. A plurality of second electrodes(60) are situated from first electrodes(20) by a predetermined distance in such a way that second electrodes(60) face first electrodes(20). The plurality of second electrodes(60) define a pixel area. Liquid crystal layers(40) are filled between first electrodes(20) and second electrodes(60). An insulating layer(30) is formed between liquid crystal layers(40) and divides liquid crystal layers(40) into a multiple layer. A support member(50) is mounted between each of the insulating layers(30) and fixes locations of the insulating layer(30). A metal layer is disposed at at least one of first electrodes(20) and second electrodes(60) ouside of the pixel area and decreases a line resistance.
Patent KR-960000928-B1 (KR)
Title: A method for maximizing channel selection in a communication
Inventor: BREEDEN ROBERT LOUIS
IPC: H04B1/10
Filed: 1991-09-16
Granted: 1996-01-15
Abstract: A communication system (100) has at least one base site (204) which includes a plurality of transceivers (110A-C) operating on a plurality of communication channels for communicating to at least one of a plurality of communicators (108). The at least one base site (204) comprises a generator (210) generating a plurality of interference signals according to a predetermined pattern on a subset of the plurality of communication channels. A processor (208) initiating and terminating communication between the base site (204) and the at least one communicator (108) on a selected communication channel substantially free of interference signals. The processor (208) further determines the communication channel being selected, and determines whether to change the predetermined pattern of the plurality of interference signals. The processor (208), coupled to said generator (210), steers other initiating communicators (108) to communication channels substantially free of interference by altering the predetermined pattern of interference signals. The altering of the predetermined pattern comprises selectively enabling and disabling interference signals subsequent to the initiation and termination of the communication between the base site (204) and the at least one communicator (108).
Patent RO-120745-B1 (RO)
Title: Mineral-vitaminic vegetable pulverous composition for increasing the energy value of bread and bakery products, process for producing the same and use thereof
Inventor: SOCACIU CARMEN
IPC: A21D2/36
Filed: 2001-07-10
Abstract: The invention relates to a mineral-vitaminic vegetable composition for increasing the energy value of bread and bakery products and to the process for preparing the same. According to the invention, the composition comprises integral soya flour, wheat germs, wheat brans, rye flour, potato flakes, sunflower seeds, flax seeds, dehydrated sea buckthorn and wild rose fruit and sweet pepper powder, in a mass ratio of 25:15:15:16:15:5:5:2:1:1 and is obtained by atomizing the ingredients and mixing the resulting powders at the above mentioned mass ratios.
Patent RO-121455-B1 (RO)
Title: Auxiliary circuit and method for associating an auxiliary circuit to the differential switch for triggering the same
Inventor: PINTE NICOLAE FLOREAN
IPC: H01H9/54
Filed: 2002-01-11
Abstract: The invention relates to an auxiliary circuit and to a method for associating the same to the differential switch equipping the low voltage electric networks. According to the invention, the auxiliary circuit (AC) for triggering the differential switch consists mainly of a transformer (Tr) whose secondary winding is connected in parallel to the current path (1), between the inlet and outlet of the current path (1), from the window of the toroid transformer (2) which is part of the structure of the differential switch (DS). According to the invention, the method for associating the auxiliary circuit consists in injecting a current on the area in the current path that passes through the window of the toroid transformer (2), so that the sum of the currents passing through the window of the toroid transformer (2) is different from zero, and the differential switch (DS) is triggered when the value of said current is bigger than the value of the differential current for which the switch (DS) is made to trigger.
Patent RO-120870-B1 (RO)
Title: One-piece seal with cable
Inventor: CERBARI ALEXANDRU
IPC: G09F3/03
Filed: 2005-11-16
Abstract: The invention relates to a means of closing different objects by sealing, and particularly to a one-piece seal with cable. The one-piece seal with cable consists of a metal body (1) wherein there is rigidly mounted one of the ends (4) of the sealing cable (3), the second end (6), while tightening the seal, being blocked inside the body (1) by means of a first blocking means consisting of a first channel (8) inclined relatively to the vertical axis, in said channel there being mounted a ball (9) sustained by a spring (10) pressing the sealing cable when this is introduced into a first vertical channel (7) communicating with the inclined channel (8), the seal comprising a second blocking means consisting of a second inclined channel (18) parallel to the first channel (8),wherein there is mounted a ball (9') sustained by a spring (10') pressing and blocking the sealing cable, when this is passed through the second vertical channel (14) communicating with the second inclined channel (8').
Patent RO-126357-B1 (RO)
Title: Process for rotating-crop cultivation of wheat and maize with low phytosanitary risk
Inventor: OANCEA FLORIN
IPC: A01B79/02
Filed: 2009-12-22
Abstract: The invention relates to a conservative process for rotating-crop cultivation of straw cereals and maize which involves the spraying of soil and vegetable wastes with a mixed anti-Fusarium preparation based on Saccharomyces cerevisiae L30 (NCAIM Y001350) and Bacillus subtilis B49b (NCAIM B001360) before wheat sowing and using a green rape crop together with a soil ameliorator based on Trichoderma viride Td49 (NCAIM P001357) before maize sowing.
Patent RO-127660-B1 (RO)
Title: Process for deposition of oxide ceramic coats
Inventor: MATEI CRISTIAN
IPC: C23C4/10
Filed: 2010-11-25
Abstract: The invention relates to a process for the deposition of oxide ceramic coats on various supports. According to the invention, the process consists in dissolving in distilled water the metal nitrates and the chelating agent, in excess of 25%, at the most, the resulting solution being then boiled up to the reach of a total concentration of 0.5...2 mol of metal ions and a optimal viscosity for pulverization, the second stage comprising the pneumatic pulverization of the solution as micrometric drops on a support heated up to a temperature of 200...300°C, in order to provide, in the impact moment, the energy needed for both water evaporation from the pulverized solution and initiation of the precursor combustion reaction, which leads to a temperature growth in the impact microzones with formation of metal oxide and adhesion thereof to the support.
Patent RS-53755-B1 (RS)
Inventor: BERGSET OLAV
IPC: F26B23/00
Filed: 2011-04-15
Abstract: Postupak za sušenje vlažnog sipkavog materijala, gde je sipkavi materijal koji se suši beli mineral sa sjajnošću Ry od najmanje 65% izmerenoj u skladu sa DIN 53163, gde postupak sadrži korake:a) obezbeđivanja najmanje jednog dovodnog mlaza (1) za dopremanje vlažnog sipkavog materijala,b) obezbeđivanja kola za recirkulaciju koje se sastoji od najmanje jedne komore (40) za sušenje, najmanje jednog cirkulacionog ventilatora (41) i najmanje jednog izmenjivača (42) toplote, pri čemu najmanje jedna komora (40) za sušenje sadrži sistem za mešanje i mešani sipkavi materijal, najmanje jedan dovod za najmanje jedan dovodni mlaz kojim se doprema vlažni sipkavi materijal, najmanje jedan dovod za dovođenje pregrejane pare i najmanje jedan odvod za ispusnu paru,c) dovođenja, bilo kontinualnog, bilo isprekidanog, najmanje jednog mlaza (1) vlažnog sipkavog materijala kojim se u komoru (40) za sušenje sa mešanim sipkavim materijalom kroz najmanje jedan dovod doprema vlažni sipkavi materijal,d) dovođenja pregrejane pare (6) u najmanje jednu komoru (40) za sušenje kroz najmanje jedan dovod za pregrejanu paru,e) dovođenja u direktni kontakt mešanog sipkavog materijala i pregrejane pare unutar najmanje jedne komore (40) za sušenje kako bi se osušio mešani sipkavi materijal i ispuštanja navedene pare kroz najmanje jedan odvod za ispusnu paru (3) bez separacije, tj. odvajanja bilo kakvog nošenog sipkavog materijala iz ispusne pare (3),f) dovođenja ispusne pare koja nosi sipkavi materijal (3, 4, 5) u najmanje jedan izmenjivač (42) toplote u kojem se ispusna para koja nosi sipkavi materijal ponovo zagreva kako bi se dobila pregrejana para (6), pri čemu ispusna para koja nosi sipkavi materijal prolazi kroz najmanje jedan cirkulacioni ventilator (41) pre ili nakon najmanje jednog izmenjivača (42) toplote, i dovodi navedenu pregrejanu paru nazad u najmanje jednu komoru (40) za sušenje kroz najmanje jedan dovod za pregrejanu paru,g) izdvajanja viška pare (7) u najmanje jednoj poziciji unutar kola za recirkulaciju,h) dovođenja viška pare (7) u najmanje jedan mehanički kompresor (43), pri čemu se višak pare kompresuje kako bi se podigla zasićena temperatura viška pare, primenom navedenog kompresovanog viška pare (8) kao izvora toplote u najmanje jednom izmenjivaču (42) toplote i ispuštanja viška pare u vidu tečnog kondenzata (9), ii) pražnjenja, bilo kontinualnog, bilo isprekidanog, osušenog sipkavog materijala u vidu najmanje jednog mlaza proizvoda kroz najmanje jedan odvod za pražnjenje kako bi se dobio osušeni sipkavi materijal.Prijava sadrži još 19 patentnih zahteva.
Patent RS-53879-B1 (RS)
Inventor: VAN STEEN CHRISTOPHE
IPC: B67C7/00
Filed: 2010-06-14
Abstract: Prenosivo postrojenje za punjenje boca obuhvata:- kontejner (1) koji ima prednju stranicu (2), zadnju stranicu (3), prvu (4) i drugu (5) bočnu stranicu koje povezuju prednju i zadnju stranicu i pregradni zid (6), koji deli kontejner na sobu (7) za punjenje boca na prednjoj strani i tehničku sobu (8) na zadnjoj strani;- uređaj (12) za dopremanje pripremaka, jedinicu (14) za izradu boca duvanjem, jedinicu (16) za punjenje i zatvaranje i prvi (13) i drugi (15) transportni uređaj, koji su postavljeni u sobu za punjenje boca;- generator (11) električne struje, kompresor (9) za vazduh i jedinicu (10) za klimatizaciju postavljene u tehničku sobu;pri čemu uređaj za dopremanje pripremaka obuhvata magacin (17) za prihvatanje pripremaka za plastične boce i jedinicu (20) za slaganje, koja slaže pripremke i odvodi ih prema jedinici za izradu boca duvanjem;pri čemu je prvi transportni uređaj izveden za transport pripremaka iz uređaja za dopremanje pripremaka do jedinice za izradu boca duvanjem;pri čemu jedinica za izradu boca duvanjem obuhvata grejač (25) za zagrevanje pripremaka i uređaj (26) za duvanje u kalupu za preradu pripremaka u boce duvanjem u kalupu; pri čemu je drugi transportni uređaj izveden za transport boca iz jedinice za izradu boca duvanjem do jedinice za punjenje i zatvaranje;pri čemu jedinica za punjenje i zatvaranje obuhvata jedinicu za punjenje, u kojoj se boce pune tečnošću, i jedinicu za zatvaranje, u kojoj se boce zatvaraju zatvaračima;pri čemu je generator električne struje električnim vodom povezan sa jedinicama postavljenim u sobi za punjenje i predviđen je za generisanje električne struje za njih;pri čemu je kompresor za vazduh predviđen za kompresiju vazduha i snabdevanje vazduhom pod pritiskom jedinice za izradu boca duvanjem;i pri čemu je jedinica za klimatizaciju predviđena za klimatizaciju vazduha koji se nalazi u sobi za punjenje.Prijava sadrži još 15 patentnih zahteva.
Patent SA-109300260-B1 (SA)
Inventor: DISTELDORF BERND
IPC: B32B17/06
Filed: 2009-04-29
Abstract: يتعلق الاختراع الحالي بتوفير منتج مغلف يشتمل على تغليف مقاوم للطاقة الشمسية solar control coating به طبقة عاكسة للأشعة تحت الحمراء infrared (IR) reflecting layer يتم تقسيمها بين زوج واحد على الأقل من الطبقات العازلة dielectric layers . تشتمل الطبقة العازلة لـ IR على NbZr و/أو NbZrOx مع hafnium في نماذج معينة من الاختراع. يمكن في نماذج توضيحية معينة توفير zirconium oxide (على سبيل المثال ، Zr02 أو أي كمية متكافئة عنصرياً مناسبة أخرى) ويمكن أيضاً توفير hafnium . يسمح استخدام المواد المذكورة مثل الطبقة (الطبقات) العاكسة لـ IR بأن يكون للمنتج المغلف مقاومة جيدة للتآكل بالنسبة للمحاليل القلوية وأداء ميكانيكي عال مثل مقاومة الخدش scratch resistance و/أو استقرار لوني جيد (أي تكون قيمة (قيم) ΔE* منخفضة )) وذلك عند المعالجة بالحرارة heat treatment (HT). يمكن أن تتم معالجة المنتج المغلف بالحرارة أو لا تتم معالجته بالحرارة في نماذج مختلفة من الاختراع الحالي.
Patent SA-111320529-B1 (SA)
Inventor: MATSUMOTO NORIYUKI
Filed: 2008-07-01
Abstract: الملخص: يتعلق الاختراع الحالي بمحوِّل ضغط pressure transducer لإجراء قياسات عند ضغوط عالية يشتمل على مبيت housing وجهاز رنين كهربي إجهادي piezoelectric resonator داخل المبيت ، حيث يشتمل جهاز الرنين resonator على مادة كهربية إجهادية مزدوجة الدوران معدة أو مصممة لعمل اهتزازات في النغمة الأساسية vibrating in the fundamental tone للأوضاع المزدوجة dual modes ذات الاهتزازات السريعة والبطيئة لقص السُمك fast and slow thickness-shear vibrations .
Patent SA-516371718-B1 (SA)
Title: Apparatus and Method for Producing Paver Block Having Mottled Tread Surface
Inventor: ÁRPÁD BARABÁS
Filed: 2016-08-23
Abstract: This invention relates to a method and apparatus for producing paving blocks (K) having ornamented surface, and the apparatus consists of a starting table (1), and a filling carriage (2) movable along a guide rail (3) towards and above a forming mould (4) comprising at least one mould cavity (4a) and connected to the starting table (1) is arranged; and in an interior space of the filling carriage (2) a first chamber for receiving base material (6a) and at least one second chamber (6b) for receiving ornamenting material are formed and separated by a septum (v), and a feeding device (7) for dispensing a mixture of ornamenting material is arranged in said second chamber ( 6b), characterized in that the feeding device (7) is formed by a metering plate (9,91,92,93) provided with holes (9a) and a metering member (10,101,102,103) fitted to and movable along the metering plate (9,91,92,93), and further provided by an actuator for moving the metering member (10,101,102,103). Fig. 1
Patent SA-517381362-B1 (SA)
Title: Method and apparatus for seismic stimulation of production horizons of hydrocarbon bearing formations
Inventor: SERGEY A KOSTROV
Filed: 2017-04-19
Abstract: The method and apparatus for producing shock waves in a well wherein a device connected to the bottom of the tubing string in the borehole of the well filled by liquid and containing the damper, the upper and lower plungers movably arranged within corresponding cylinders for compressing the liquid inside the compression chamber and discharging the liquid into the borehole on upstroke thereby generating a shock wave. In addition, providing a length of upstroke Lstr of the pumping unit determined by the following expression: , where H1 is the length of the lower cylinder, L2 is the distance between the lower and upper plungers, D1 is the diameter of the lower plunger, D2 is the diameter of the upper plunger, Asw is the required amplitude of the generated shock wave, E is a modulus of elasticity of the sucker rod's material, dr is the diameter of the sucker rods. See Fig. 1.