|
Match
|
Document |
Document Title |
|
|
3910165 |
EXTENDED GUIDE-TIE RODS
Piston-containing cylinder includes tie rod or rods extending therethrough. Within the pneumatically or hydraulically pressurized cylinder, the piston rides along and is guided by the tie rods. The...
|
|
|
3902404 |
Sealing sleeve arrangement
A reciprocating pump piston is surrounded by a deformable sleeve which forms a gap communicating at one end with a high pressure chamber and being open at the other end so that pressure acting in...
|
|
|
3870381 |
GLAND ASSEMBLY
A gland assembly for use in providing a seal between a piston rod and the end of a cylinder of a piston and cylinder unit, the assembly being of the kind having an annular seal formed of resilient...
|
|
|
3865015 |
SEALING MEANS FOR THE PISTON ROD OF A STIRLING ENGINE
In a Stirling Engine having a cylinder from which a piston rod extends is provided with a seal comprising a cylinder end wall member with a sequence of spaces about the rod including a labyrinth...
|
|
|
3847404 |
WEDGE LOCK HYDRAULIC CYLINDER HEAD
A wedge-shaped locking means for a hydraulic cylinder head is disclosed. The packing head is firmly held in place via the locking means located between a collar on the cylinder tube and retaining...
|
|
|
3836011 |
EXTENSIBLE BOOM
In an extensible boom of the type having telescopically extensible boom members, a buckling-preventing method for hydraulic cylinder unit employed in the boom wherein an intermediate position of an...
|
|
|
3832936 |
INTEGRAL POWER STEERING GEAR
An integral power steering gear having a primary or input shaft, a secondary shaft, a valve mechanism and a power piston, all mounted on a single housing in axial alignment with one another. The...
|
|
|
3811367 |
FLUID POWER CYLINDER CONSTRUCTION
A non-loosening, high pressure resistant system for connecting an end cap member of a fluid power cylinder to the tubular body section by providing a special flat-bottomed and sloping wall groove...
|
|
|
3776558 |
TANDEM PACKING FOR A RECIPROCATING PUMP
A packing assembly for a pump includes a pair of packings arranged in tandem along the plunger of a reciprocating pump or along the shaft of a centrifugal pump to provide axially-spaced sealing...
|
|
|
3774503 |
SAFETY SLOW-DOWN DEVICE FOR HYDRAULIC ELEVATORS
The outer casing of a hydraulic elevator is internally provided with a tubular column extending upwardly from the lower casing head into the tubular ram. Orifice ports in the tubular column...
|
|
|
3750537 |
HYDRAULIC CYLINDER WITH SELF-LOCKING END CAP
A self-locking, internally threaded end cap for a hydraulic cylinder comprises a tool engaging aperture formed through a sidewall thereof adapted for tightening the end cap in place on the...
|
|
|
3750536 |
ROD ALIGNMENT DEVICE FOR FLUID POWER CYLINDERS
A piston is mounted in a cylinder and provided with means for allowing axial and/or angular misalignment of a piston rod with respect to the axial center-line of its rigidly mounted cylinder. A rod...
|
|
|
3747478 |
LIQUID SEALING MEANS FOR A HIGH PRESSURE PUMP
In a high pressure pump having reciprocating pistons each mounted in a cylinder in communication with a crankcase at the lower end thereof, a tubular bearing press fit into an opening communicating...
|
|
|
3739693 |
PNEUMATIC POSITIONING APPARATUS AND PARTS THEREFOR OR THE LIKE
A plurality of separate pneumatically operated actuators disposed in aligned and abutting relation to provide a linear positioning unit having opposed ends with each actuator being individually...
|
|
|
3727731 |
FLUID OPERATED CLUTCH AND SPRING OPERATED BRAKE
In a combined clutch and brake apparatus, a pressure means is shifted by a piston and a spring between two positions for frictionally coupling a casing, whose hub portion is connected with a shaft,...
|
|
|
3722374 |
SEGMENTED RETAINING RING ASSEMBLY
A segmented retaining ring assembly, in which each segment has a generally L-shaped transverse cross section. Each segment includes first and second normally disposed legs, with the first leg when...
|
|
|
3720293 |
DISC BRAKE ANTI SQUEAL MEANS
A disc brake of simple construction wherein a supporting member of elastic material is disposed between the cylinder and piston in such manner as to allow the piston to move axially along the...
|
|
|
3696711 |
ROLL DIAPHRAGM BRAKE
A light weight, compact service and emergency brake assembly employing a roll diaphragm in the emergency chamber, a rearwardly extending mechanical release, a cup-shaped movable wall carrying one...
|
|
|
3687017 |
SERVO-ACTUATOR MECHANISM
A seal bushing and rod bearing for the piston rod of a servo-actuator of a pull type are mounted externally of the actuator cylinder to provide additional sealing in case of failure of the...
|
|
|
3681918 |
PISTON ACCUMULATOR AND SYSTEM USING THE SAME FOR USE WITH HIGH PRESSURE HYDRAULIC APPARATUS
A piston accumulator for hydraulic actuators, presses or the like is formed with a plunger piston for reciprocating within gas and liquid receiving chambers which are sealed and separated from each...
|
|
|
3665835 |
FLUID TYPE ROTARY ACTUATOR
A fluid-type rotary actuator usable in installations where weight and space are prime considerations. The actuator having packing gland assemblies secured to and rotating with the output shaft of...
|
|
|
3658348 |
SEAL FOR PISTON RODS AND PISTONS OF PISTON MACHINES
A composite seal for sealing a high pressure side of a reciprocable member relative to the low pressure side thereof, in which two groups of sealing units are provided and arranged respectively at...
|
|
|
3650182 |
CLOSURE FOR FLUID PRESSURE VESSEL
A mechanical joint for securing the head or bearing end of a linear hydraulic cylinder to the barrel. A fastening member axially secures the end member to the barrel and forms an interference fit...
|
|
|
3631767 |
ACTUATING CYLINDER
A disc brake wheel cylinder in which the open end of the cylinder is protected by a wear- and corrosion-resistant insert in the form of a collar which is retained by a groove in the wall of the...
|
|
|
3611881 |
FLUID CYLINDER AND PISTON ASSEMBLY
A fluid cylinder and piston assembly which comprises an elongated housing defining a fluid chamber to one end of which is secured an attaching member having an eye for securement to a force...
|
|
|
3603213 |
BUSHING-RESTRICTOR
A bushing-restrictor having a plurality of axially spaced circumferential grooves in its outer periphery, connected together by axial slots extending through alternate lands between the grooves on...
|
|
|
3598021 |
HYDRAULIC CYLINDER ASSEMBLY
A hydraulic cylinder comprising an assembly of easily manufactured and conveniently assembled components.
|
|
|
3589247 |
PISTON SEALING CONTROL SYSTEM
A control system for sealing a hydrostatically journaled working piston against the wall of a cylinder carrying the piston. The cylinder is closed at both ends and the piston is provided with a...
|
|
|
3561331 |
CONNECTING MEANS FOR A CYLINDER AND INTERNAL MEMBER
A tapered retaining ring for locking a generally annular member within a hollow cylinder. The ring fits in and is held by a shallow groove on the internal surface of the cylinder and the ring has...
|
|
|
3548721 |
APPARATUS WITH PISTON
|
|
|
3545343 |
WELDED FLUID SEAL
|
|
|
3545344 |
WHEEL-BRAKE CYLINDER OR THE LIKE
|
|
|
3541928 |
LIFT TRUCK UPRIGHT
|
|
|
3541792 |
FLUID PRESSURE AMPLIFIER
|
|
|
3539278 |
ROTARY PENDULUM TENSION PUMP
|
|
|
3528346 |
HYDRAULIC CYLINDER
|
|
|
3528345 |
LONG TRAVEL ROTARY ACTUATOR/DAMPER
|
|
|
3522761 |
SELF THRUST BEARING STRUCTURE
|
|
|
3518920 |
FLUID POWER MOTOR WITH NON-ROTATING PISTON ROD
|
|
|
3519088 |
SHAFT CENTERING ASSEMBLY
|
|
|
3517782 |
DUAL BRAKING SYSTEM INCLUDING A DISC BRAKE PISTON AND CYLINDER CONSTRUCTION
|
|
|
3510234 |
SUBMERSIBLE CABLE PUMPING UNIT
|
|
|
3503304 |
POWER SOURCE
|
|
|
3490341 |
HYDRAULIC RAM
|
|
|
3490384 |
LIQUID FUEL INJECTION PUMPS
|
|
|
3486591 |
DUAL AUTOMOTIVE BRAKE SYSTEM
|
|
|
3477766 |
APPARATUS FOR TENSIONING A TRACK OR THE LIKE
|
|
|
3476221 |
PISTON-CYLINDER ASSEMBLY WITH SEAL MEANS AND CORROSION PREVENTING MEANS THEREFOR
|
|
|
3474710 |
CYLINDER CONSTRUCTION USING ROLL PINS
|
|
|
3469621 |
DIE CASTING APPARATUS
|