US3269223A - Fluid operated hand tool - Google Patents

Fluid operated hand tool Download PDF

Info

Publication number
US3269223A
US3269223A US408900A US40890064A US3269223A US 3269223 A US3269223 A US 3269223A US 408900 A US408900 A US 408900A US 40890064 A US40890064 A US 40890064A US 3269223 A US3269223 A US 3269223A
Authority
US
United States
Prior art keywords
housing portion
jaws
jaw
operating cylinder
piston
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US408900A
Other languages
English (en)
Inventor
James A Pawloski
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US408900A priority Critical patent/US3269223A/en
Priority to SE14009/65A priority patent/SE325537B/xx
Priority to GB46123/65A priority patent/GB1123634A/en
Priority to DE19651503020 priority patent/DE1503020A1/de
Application granted granted Critical
Publication of US3269223A publication Critical patent/US3269223A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
    • H01R43/042—Hand tools for crimping
    • H01R43/0427—Hand tools for crimping fluid actuated hand crimping tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B5/00—Clamps
    • B25B5/06—Arrangements for positively actuating jaws
    • B25B5/061—Arrangements for positively actuating jaws with fluid drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
    • B25B7/12—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears
    • B25B7/126—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears with fluid drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/04—Work clamping means using fluid means or a vacuum

Definitions

  • the present invention relates to fluid operated hand tools and more particularly to fluid operated hand tools having opposed jaws useful for clamping, gripping, swaging or the like.
  • a principal aim of the present invention is to provide an improved pneumatically operable hand tool having a compact and lightweight assembly and a clamping, gripping or swaging action of improved capabilities.
  • Another aim of the present invention is to provide a pneumatically operable hand tool of the type described which is useful with sources of compressed air conventionally available at manufacturing and repair facilities.
  • a further aim of the present invention is to provide an improved fluid operated hand tool having detachable jaws that may be easily replaced for selectively adapting the hand tool for different clamping functions and thereby provide a basic hand tool of unusual flexibility.
  • Another aim of the present invention is to provide a fluid operated hand tool having a combination of parts of low cost manufacture adapted for economical and convenient assembly.
  • FIG. 1 is a longitudinal section view, partly broken away, showing an embodiment of the fluid operated hand tool of the present invention with a control button thereof in a fully depressed position;
  • FIG. 2 is an enlarged transverse section view of the embodiment of the fluid operated hand tool of FIG. 1 showing the cooperative parts of a quick-disconnect thereof in an aligned disconnected relationship;
  • FIG. 3 is a transverse section view of the embodiment of the fluid operated hand tool of FIG. 1 taken substantially along line 33 of FIG. 1;
  • FIG. 4 is a fragmentary longitudinal section view of the embodiment of the fluid operated hand tool of FIG.
  • FIG. 5 is a fragmentary longitudinal view, partly broken away, illustrating a modified embodiment of the fluid operated hand tool of the present invention.
  • FIGS. 14 a first embodiment of a fluid operated hand tool of the present invention is illustrated in FIGS. 14.
  • This embodiment is shown with an elongated generally cylindrical tool housing 8 having a diameter suitable for convenient manual manipulation of the tool and comprising separable forward and rear housing portioins 10, 12 respectively.
  • a plug or bushing 14 is fixed within the forward end of a longitudinally extending forwardly opening bore 15 in the rear housing portion 12 by a pair of transverse pins 13 and with its annular flange 16 abutting the forward end of the rear housing portion.
  • the plug 14 accordingly encloses a longitudinally extending operating cylinder 17 of the bore 15.
  • the plug 14 is adapted for receipt within the rearward end of a longitudinally extending rearwardly opening bore 18 in the forward housing portion and is accordingly adapted to enclose a longitudinally extending 3,269,223 Patented August 30, 1966 ice operating cylinder 19 of the bore 18.
  • the plug 14 cooperates with the rear end of the forward housing portion 10 to provide .a quick-disconnect attachment 20 between the housing portions.
  • the quick-disconnect 20 is provided by a breech lock, best seen in FIG. 2, comprising angularly spaced axially extending grooves or slots 21, 22 and intermediate threaded portions 24, 26 on the forward housing portion 10 and plug 14 respectively.
  • the threaded portions and axial slots thereby cooperate to provide for attaching the housing portions by inserting the forward housing portion longitudinally onto the plug 14 and rotating the forward housing portion relative to the plug until the rear end 27 of the forward housing portion 10 abuts the annular flange 16 and thereby securely locks the housing portions together.
  • the forward housing portion 10 is slotted from its forward end to provide a pair of diametrically opposed slots 28, 30 opening into the operating cylinder 19, and a jaw assembly comprising a pair of jaw plates 32, 36 are mounted within the slots 28, 30, respectively.
  • the jaw 32 is mounted within the slot 28 on a transverse pivot pin 37, and the opposing jaw 36 is fixed within the slot 30 by a series of laterally extending retaining pins 38.
  • the jaw plates are provided with arched lever arms 40, 42 having opposed inner edge portions 43, 44, respectively, disposed Within the forward operating cylinder 19.
  • a torsion spring 41 received in part within the slot forwardly of the operating cylinder 19 has opposed offset ends received within conforming slots in the jaws to provide for pivoting the jaw 32 to its normal or open position.
  • the pivotal jaw 32 is actuated against the bias of the torsion spring 41 for clamping, gripping, swaging or the like by a ram 46 having a push rod 50 longitudinally reciprocable within a central opening in the plug 14, an actuating piston 48 fixed to the rear end of the push rod for operation within the operating cylinder 17 and a jaw operator 52 fixed to the forward end of the push rod for longitudinal movement within the operating cylinder 19.
  • the jaw operator 52 includes a roller support 53 fixed on the end of the push rod by a transverse pin 54 and a pair of axially offset and diametrically related parallel rollers 55, 56 rotatable on the support 53 for engagement with the jaw edge portions 43, 44, respectively.
  • the edge portion 43 of the pivotal jaw 32 is convexly curved to provide a camming edge whereas the edge portion 44 of the stationary jaw 36 extends parallel to the axis of reciprocable movement of the ram 46 to provide a guide or support for the ram.
  • the jaw 36 upon forward movement of the ram 46 from its withdrawn position the jaw 36 functions as a lateral guide or support for the ram and the roller 55 functions to pivot the jaw 32 to provide cooperative action between the jaw faces for crimping, swaging, gripping or the like.
  • the rollers are provided with spaced annular flanges forming intermediate peripheral recesses or slots 57, S8 for receiving the rearwardly extending lever arms of the jaws.
  • a control valve is positioned in the rear housing portion 12 rearwardly of the operating cylinder 17 is adapted for connection to an external source of, for example, compressed air, as by means of a flexible conduit 61 having a connector 59 threaded into an inlet or supply port 60 in the rear face of the tool housing.
  • the control valve includes a spool valve 62 reciprocable within a radial valve bore 63 and having a pair of spaced lands 65, 66 and an intermediate segment 64 of reduced diameter which cooperate to provide four-way valving action for selectively connecting the ends of the operating cylinder 17 with the supply port 60 and to exhaust.
  • the spool valve 62 is provided with a stem portion 71 having a push button 67 at its outer end for depressing the valve against the bias of a compression spring 68 interposed between the push button and a cap 69 threaded into an enlarged outer end of the bore 63 and securing a valve seal 70 therein.
  • the ends of the spool valve operating chamber are connected to the atmosphere by exhaust passages 76, 78 to provide a balanced valve action, and accordingly the spool valve 62 can be easily depressed with the button 67 and when released is quickly returned to its normal position by the compression spring 68.
  • a first supply passage 80 intersecting the valve bore 63 extends between the supply port 60 and the operating cylinder 17 coaxially with the cylinder 17.
  • the forward end port-ion 81 of this supply passage 80 is also connected to the upper end of the valve operating chamber by a diagonal exhaust passage 83 and accordingly also functions as an exhaust passage adapted for communication with the exhaust passage 76 when the valve is depressed.
  • a second supply passage 84 intersecting the valve bore 63 at a point offset from the central supply passage 80 connects the supply port 60 with the rear end of the cylinder 17 for supplying pressure fluid to the rear end of the cylinder when the spool valve is depressed.
  • a second longitudinally extending passage 85 connecting the rear end of the cylinder 17 with the lower end of the valve operating chamber functions as an exhaust passage adapted for communication with the exhaust passage 78 when the spool valve is released.
  • a supply and exhaust tube 88 is provided for establishing fluid communication between the forward end of the operating cylinder 17 and the passage 81, for which purpose the forward end of the tube 88 is fixed within the passage 81 and is received within a longitudinally extending rearwardly opening enlarged bore 90 in the push rod 50.
  • a seal 91 within the enlarged bore 90 and encircling the tube 88 provides for sealing the bore 90 from the rear end of the operating cylinder 17 and a pair of diametrically opposed radially extending passages or orifices 92 in the push rod provide for connecting the enlarged bore 90 with the forward end of the operating cylinder 17. Accordingly, with the spool valve in its normal or withdrawn position, as seen in FIG.
  • the forward end of the operating cylinder 17 is connected to the supply port 60 and the rear end of the operating cylinder 17 is connected to exhaust to effect withdrawal of the ram.
  • the rear end of the operating cylinder 17 is connected to the supply port 60 and the forward end of the operating cylinder is connected to exhaust to extend the ram 46.
  • the forward end of the supply and exhaust tube is positioned rearwardly of the orifices 92 to provide direct fluid connection therebetween and to thereby provide for initial rapid withdrawal of the ram.
  • the fluid flow is restricted at an increasing rate by the annular conduit surrounding tube 88 to control the rate of withdrawal of the ram.
  • this fluid restriction decreases to ensure quick and complete operation of the pivotal jaw 32 without at the same time causing undue impact with the workpiece or with the stationary jaw 36.
  • a modified jaw assembly illustrated in FIG. is constructed for initially gripping or holding a workpiece before the pivotal jaw 132 is actuated.
  • the pivotal jaw 132 is actuated.
  • an auxiliary jaw is mounted on the pivot pin 37 of the pivotal jaw 132 within a recess 139 formed on the pivotal jaw plate 132.
  • the auxiliary jaw 100 is provided with a rearwardly extending lever arm 144 spaced outwardly of the rearwardly extending lever arm of the jaw 132 and is biased into engagement with the stationary jaw 36 by a compression spring 152 mounted between the auxiliary jaw 100 and the pivotal paw 132.
  • the spring also functions to bias the pivotal jaw 132 to its retracted position.
  • the auxiliary jaw 100 may be provided with a button 156 to facilitate retraction of the auxiliary jaw and thereby assist in the manual insertion and accurate positioning of the workpiece between the auxiliary and stationary jaws 100, 36.
  • the fluid operated hand tool of the present invention can be easily manipulated to provide a clamping, gripping or swaging function or the like of improved capabilities with a conventional source of compressed air. Additionally, the hand tool of the present invention is adapted for securely and accurately holding a workpiece prior to actuation of the main jaws and is adapted for selective attachment of the jaws in accordance with each particular operation.
  • a fluid operated hand tool comprising an elongated manually manipulatable tool housing having separable forward and rear housing portions with quick-disconnect means for detachable connection thereof, a pair of forwardly extending cooperating jaws mounted on the forwardhousing portion, at least one of the jaws being mounted for pivotal movement about a laterally extending axis for cooperative action with the other jaw, said jaws having rearwardly extending lever arms with opposed inner edge portions receivable within the forward housing portion, a longitudinally extending operating cylinder in the rear housing portion, an actuating piston longitudinally reciprocable within the operating cylinder, a rod fixed to the piston projecting forwardly thereof, a pair of rollers supported on the rod engageable with said opposed inner edge portions of the lever arms respectively for effecting operation of the jaws upon longitudinal movement of the actuating piston, at least one of the rollers having an annular groove adapted for receiving the edge portion of the respective lever arm for maintaining the rollers in operative alignment with the lever arms, and manually operable fluid valve means in the rear housing portion
  • a fluid operated hand tool comprising an elongated manually manipulatable tool housing having forward and rear housing portions with quick-disconnect means for detachable connection thereof, a longitudinally extending operating cylinder in the rear housing portion, an actuating piston longitudinally reciprocable within the operating cylinder, a pair of cooperating jaws mounted on the forward housing portion, one of said jaws being pivotally mounted on the forward housing portion and the other of said jaws being fixed to the forward housing portion, the jaws having rearwardly extending lever arms with opposed inner edge portions receivable within the forward housing portion, the opposed edge portion of the pivotal jaw being inclined to the longitudinal axis of the piston to provide a jaw camming edge, the opposed edge portion of the fixed jaw being substantially parallel to the longi- 'tudinal axis of the piston, a rod fixed to the piston projecting forwardly thereof, roller means on the rod engageable with said opposed edge portions of the lever arms respectively for operating the jaws upon longitudinal movement of the actuating piston, and manually operable fluid valve means in the rear housing
  • roller means includes a pair of rollers mounted on the rod for rotation about parallel laterally extending axes for engagement with the opposed inner edge portions of the lever arms respectively, with one of said rollers positioned forwardly of the other, and with at least one of the rollers having a peripheral groove for receiving the edge portion of the respective lever arm.
  • a fluid operated hand tool comprising an elongated manually manipulatable tool housing, a pair of main jaws mounted on a forward end portion of the housing for extension forwardly thereof, one of said main jaws being fixed to the housing and the other of said main jaws being mounted on the housing for pivotal movement about a laterally extending axis between open and closed positions, an auxiliary jaw supported on the forward end portion of the housing adjacent the pivotal main jaw for pivotal movement independently thereof for cooperative engagement with the fixed main jaw, resilient means urging the auxiliary jaw into engagement with the fixed jaw, and manually operable motor means for selectively pivoting the pivotal main jaw between its open and closed positions.
  • a fluid operated hand tool comprising an elongated manually manipulatable tool housing having diametrically opposed slots extending longitudinally from the forward end thereof, a pair of opposed main jaws mounted within the slots respectively for extension forwardly of the housing, one of said main jaws being fixed within its respective slot and the other of said main jaws being mounted for pivotal movement about a laterally extending axis within its respective slot between open and closed positions, said pivotal main jaw having a rearwardly extending lever arm with an inner edge portion receivable within the housing, an auxiliary jaw pivotally mounted in side-by-side relationship with the pivotal main jaw for cooperative action with the fixed main jawfor holding a workpiece, the auxiliary jaw having a rearwardly extending lever arm outwardly of the lever arm of the pivotal main jaw, spring means urging :the auxiliary jaw into cooperative action with the fixed main jaw, and manually operable motor means for engaging the inner edge portion of the pivotal main jaw for selectively operating the pivotal main jaw between its open and closed positions.
  • a fluid operated hand tool adapted to be connected to a source of pressurized fluid comprising an elongated tool housing having forward and rear housing portions, a pair of cooperating jaws mounted on the forward housing portion for extension forwardly thereof, the jaws having rearwardly extending lever arms with opposed inner edge portions within the forward housing portion, a longitudinally extending operating cylinder in the rear housing portion; a ram longitudinally reciprocable within the housing between forward and rear positions engageable with said opposed edge port-ions for operating the jaws upon longitudinal movement thereof and including an actuating piston longitudinally reciprocable within the cylinder dividing the cylinder into forward and rear chambers; manually operable fluid valve means in the rear housing portion located rearwardly of the operating cylinder for controlling the longitudinal movement of the ram, passage means connecting the fluid valve means with the forward and rear chambers of the operating cylinder for selectively admitting pressure fluid to and exhausting it from the forward and rear chambers thereof and in cluding a fixed longitudinally extending supply and exhaust tube within the operating cylinder having one end in communication with the fluid valve means
  • the fluid valve means includes a radially extending valve bore in the rear housing portion rearwardly of the cylinder, a manually operable spool valve reciprocable within the valve bore, a supply port in the rear housing portion rearwardly of and in communication with the valve bore, and supply passage means connecting the valve bore with the supply and exhaust tube and with the rear chamber.
  • a pneumatically operated hand tool adapted for connection to a source of compressed air comprising an elongated manually manipulatable tool housing having forward and rear housing portions with quick-disconnect means for detachable connection thereof, said forward housing portion having opposed slots at the forward end thereof and said rear housing portion having a longitudinally extending cylinder therein, a pair of cooperating jaws mounted within the opposed slots respectively, one of said jaws being pivotally mounted within its respective slot and the other of said jaws being fixed within its respective slot, said jaws having rearwardly extending lever arms with opposed inner edge portions disposed within the forward housing portion, the edge portion of the pivotal jaw being rearwardly tapered, the edge portion of the fixed jaw being substantially parallel to the longitudinal axis of the cylinder; a ram comprising an actuating piston longitudinally reciprocable within the cylinder dividing the cylinder into forward and rear chambers, a rod fixed to the piston projecting forwardly thereof, and a pair of spaced rollers mounted on the rod for rotation about parallel lateral axes for rolling engagement with the
  • a fluid operated hand tool adapted to be connected to a source of pressurized fluid
  • an elongated tool housing having forward and rear housing portions, a pair of cooperating jaws mounted on the forward housing portion for extension forwardly thereof, the jaws having rearwardly extending lever arms with opposed inner edge portions within the forward housing portion, a longitudinally extending operating cylinder in the rear housing portion; a ram longitudinally reciprocable within the housing between forward and rear positions engageable with said opposed edge portions for operating the jaws upon longitudinal movement thereof and including an actuating piston longitudinally reciprocable within the cylinder dividing the cylinder into forward and rear chambers; manually operable fluid valve means in the rear housing portion rearwardly of the operating cylinder for selectively admitting pressure fluid to and exhausting it from the forwarctand rear chambers for controlling the longitudinal movement of the ram, a fixed longitudinally extending supply and exhaust tube within the cylinder having one end in communication with the valve means and the other end in communication with the forward chamber, said ram having a central rearwardly opening bore therein receiving the supply
  • a fluid operated hand tool comprising an elongated manually manipulatable tool housing having separable forward and rear housing portions, a pair of cooperating jaws mounted on the forward housing portion for extension forwardly thereof, a longitudinally extending operating cylinder in the rear housing portion, an actuating piston longitudinally reciprocable within the operating cylinder, manually operable fluid valve means in the rear housing portion located rearwardly of the operating cylinder and supply and exhaust passage means establishing communication with the operating cylinder on opposite sides of the piston for selectively admitting fluid to and exhausting it from the operating cylinder for controlling the longitudinal movement of the piston, an elongated ram fixed to the piston and extending axially forwardly thereof into the forward housing portion for operating the jaws upon longitudinal movement of the piston, and releasable connecting means for maintaining the forward and rear housing portions in assembled relation and for quick detachment thereof.
  • a fluid operated hand tool comprising an elongated manually m'anipulatable tool housing having forward and rear housing portions, the forward housing portion having a longitudinally extending rearwardly opening bore therein and the rear housing portion having a longitudinally extending forwardly opening bore therein to provide a longitudinally extending operating cylinder, a pair of cooperating jaws mounted on the forward housing portion operable for cooperative action, a double acting piston longitudinally reciprocable within the operating cylinder dividing the cylinder into forward and rear chamber portions, a piston rod projecting forwardly from the piston into the bore of the forward housing piston, 21 bushing slidably receiving the piston rod and fixed within the forward end of the bore of the rear housing portion for enclosing the forward end of the longitudinally extending operating cylinder, jaw operating means on the forward end of the piston rod for effecting operation of the jaws upon longitudinal movement of the double acting piston; fluid control means including manually operable fluid valve means in the rear housing portion rearwardly of the bore therein for selectively admitting pressure fluid to and exhausting it from the forward and
  • a fluid operated hand tool adapted to be connected to a source of pressurized fluid comprising an elongated tool housing having forward and rear housing portions, a pair of jaws mounted on the forward housing portion operable for cooperative action, a longitudinally extending operating cylinder in the rear housing portion, a ram longitudinally reciprocable within the housing between forward and rear positions for operating the jaws upon longitudinal movement thereof and including an actuating piston longitudinally reciprocable within the operating cylinder dividing the operating cylinder into forward and rear chamber portions; fluid control means for selectively admitting pressure fluid to and exhausting it from the forward and rear chamber portions for controlling the longitudinal movement of the ram including manually operable fluid valve means in the rear housing portion rearwardly of the operating cylinder and a fixed longitudinally extending supply and exhaust tube within the operating cylinder having one end in communication with the fluid valve means and the other end in communication with the forward chamber portion.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Gripping On Spindles (AREA)
  • Automatic Tool Replacement In Machine Tools (AREA)
  • Manipulator (AREA)
US408900A 1964-11-04 1964-11-04 Fluid operated hand tool Expired - Lifetime US3269223A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US408900A US3269223A (en) 1964-11-04 1964-11-04 Fluid operated hand tool
SE14009/65A SE325537B (de) 1964-11-04 1965-10-29
GB46123/65A GB1123634A (en) 1964-11-04 1965-11-01 Fluid pressure operated gripping tools
DE19651503020 DE1503020A1 (de) 1964-11-04 1965-11-03 Druckmittelbetaetigtes Handwerkzeug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US408900A US3269223A (en) 1964-11-04 1964-11-04 Fluid operated hand tool

Publications (1)

Publication Number Publication Date
US3269223A true US3269223A (en) 1966-08-30

Family

ID=23618238

Family Applications (1)

Application Number Title Priority Date Filing Date
US408900A Expired - Lifetime US3269223A (en) 1964-11-04 1964-11-04 Fluid operated hand tool

Country Status (4)

Country Link
US (1) US3269223A (de)
DE (1) DE1503020A1 (de)
GB (1) GB1123634A (de)
SE (1) SE325537B (de)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471191A (en) * 1966-01-08 1969-10-07 Walter Koss Offene Handelsgese Handle-forming tongs-type device
US3706245A (en) * 1970-12-28 1972-12-19 Dynamic Tools Ltd Manual hydraulically-operated tools
US3922902A (en) * 1973-12-06 1975-12-02 Hinson Virgil Dent removal device
US5125296A (en) * 1991-07-29 1992-06-30 Micro Plastics, Inc. Pneumatic hose clamp assembly tool
US5129856A (en) * 1991-01-11 1992-07-14 Seffelaar & Looyen, Inc. Leaf lard starter
US20060144113A1 (en) * 2005-01-05 2006-07-06 Fred Muxlow Lightweight tool for crimping a flange cover
US20110203419A1 (en) * 2010-02-22 2011-08-25 Luis Gerardo OYERVIDES OCHOA Hand-operated hydraulic wrench for high torque tightening and loosening

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2136782C2 (de) * 1971-07-23 1982-12-02 Novopress GmbH Pressen und Presswerkzeuge & Co KG, 4000 Düsseldorf Tragbares druckmittelbetriebenes Klemmwerkzeug
DE3723330A1 (de) * 1987-07-15 1989-01-26 Paul Zahn Hydraulisch betaetigtes handgeraet
DE4321235C2 (de) * 1993-06-25 1996-05-30 Kirchner Fraenk Rohr Preßzange
DE4321249C2 (de) * 1993-06-25 1996-05-30 Kirchner Fraenk Rohr Preßzange
TW302275B (de) * 1995-05-12 1997-04-11 Ferrari Franco
CN109317563A (zh) * 2018-11-09 2019-02-12 长沙博能科技股份有限公司 气动夹钳
DE102021103015B3 (de) * 2021-02-09 2022-04-21 Oetiker Schweiz Ag Sicherheitsventil für ein pneumatisch betätigbares Werkzeug

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1987959A (en) * 1933-02-17 1935-01-15 Western Electric Co Wire cutting and stripping machine
US2644142A (en) * 1950-03-16 1953-06-30 C A Danberg Inc Electric terminal clamp
GB722160A (en) * 1952-09-26 1955-01-19 E M B Co Ltd Hand tools of the pincers or pliers type
GB747766A (en) * 1953-05-11 1956-04-11 Bates Son & Johnson Ltd Improvements in fluid-pressure operated hand tools
US3130484A (en) * 1961-06-27 1964-04-28 Siemon Co Connecting tool
USRE25842E (en) * 1965-08-24 Power pliers

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE25842E (en) * 1965-08-24 Power pliers
US1987959A (en) * 1933-02-17 1935-01-15 Western Electric Co Wire cutting and stripping machine
US2644142A (en) * 1950-03-16 1953-06-30 C A Danberg Inc Electric terminal clamp
GB722160A (en) * 1952-09-26 1955-01-19 E M B Co Ltd Hand tools of the pincers or pliers type
GB747766A (en) * 1953-05-11 1956-04-11 Bates Son & Johnson Ltd Improvements in fluid-pressure operated hand tools
US3130484A (en) * 1961-06-27 1964-04-28 Siemon Co Connecting tool

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471191A (en) * 1966-01-08 1969-10-07 Walter Koss Offene Handelsgese Handle-forming tongs-type device
US3706245A (en) * 1970-12-28 1972-12-19 Dynamic Tools Ltd Manual hydraulically-operated tools
US3922902A (en) * 1973-12-06 1975-12-02 Hinson Virgil Dent removal device
US5129856A (en) * 1991-01-11 1992-07-14 Seffelaar & Looyen, Inc. Leaf lard starter
US5125296A (en) * 1991-07-29 1992-06-30 Micro Plastics, Inc. Pneumatic hose clamp assembly tool
US20060144113A1 (en) * 2005-01-05 2006-07-06 Fred Muxlow Lightweight tool for crimping a flange cover
US7134306B2 (en) * 2005-01-05 2006-11-14 Magna International Inc. Lightweight tool for crimping a flange cover
US20110203419A1 (en) * 2010-02-22 2011-08-25 Luis Gerardo OYERVIDES OCHOA Hand-operated hydraulic wrench for high torque tightening and loosening
US8650990B2 (en) * 2010-02-22 2014-02-18 Luis Gerardo OYERVIDES OCHOA Hand-operated hydraulic wrench for high torque tightening and loosening

Also Published As

Publication number Publication date
DE1503020A1 (de) 1969-10-30
SE325537B (de) 1970-06-29
GB1123634A (en) 1968-08-14

Similar Documents

Publication Publication Date Title
US3269223A (en) Fluid operated hand tool
JP5066102B2 (ja) 油圧駆動押圧装置及び固定具押圧方法
US4005598A (en) Pneumatic blind riveter with cascaded pistons
US2542038A (en) Air hammer
US3898833A (en) Air-hydraulic rivet gun
US9511380B2 (en) Compressed air gun
US3724563A (en) Collet chuck operated by throttle control for rotary power tool
US4351097A (en) Hydraulic pliers for snap rings
JPH1037911A (ja) 空圧式アクチュエータ装置
US4261089A (en) Pneumatically powered elastic ring expander
US4443139A (en) Positive feed drill
US2401190A (en) Fluid actuated tool
US5930899A (en) Molding and emblem removal tool
US6490962B1 (en) Hydraulic tool with an OC/CC selector
ITMI971086A1 (it) Pinza a pressione
US3002644A (en) Pulling tool
US5390524A (en) Riveting apparatus
USRE26834E (en) Fluid operated hand tool
US1940304A (en) Machine for riveting, punching, pressing, stamping, and like operations
US2365538A (en) Riveting tool
US2767400A (en) Clip delivering and clinching tool
JPH0683882B2 (ja) ブラインドリベツト締め工具
DE19911706A1 (de) Pneumatisch betätigter Schraubenzieher mit Trenneinrichtung für Schrauben von einem Schraubenband
US2344944A (en) Dimpling tool
CN112276866B (zh) 一种c型气动钉枪