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Class 138/104 - With indicating means


Subclass of Class 138 - Pipes and tubular conduits
Definition: Device including indicating means.
No. of patents: 252
Last issue date: 02/07/2012


            7  
NumberTitleIssue Date
4258755Helical wire reinforced hose
A flexible reinforced cured resin hose is shown having a combination of helically wound cable wires and body wires embedded therein in layers in the wall forming the hose. Two plies of cable wires are wrapped in opposite directions around the periphery of...
03/31/1981
4258515Conduit trunking
Extruded plastic trunking to cover, conceal, and protect cables or conduits on the surfaces of building walls, comprising a base strip with a channel groove to accommodate the conduit or cable and an overlying resilient curved cover strip arranged to make...
03/31/1981
4259553Transport hose with leak detecting structure
A transport hose floating on the sea surface and transporting petroleum or like fluid from a tanker to an oil reservoir installation on land or vice versa, comprising a leak detector operative in response to the presence of a leak fluid to indicate that p...
03/31/1981
4209041Fluid pressure responsive accessory equipment
A hydraulic pressure responsive accessory, such as a cavitation eliminator, for a hydraulic system and a replacement bladder assembly for the accessory. The accessory comprises a cartridge having an inlet for connection to a hydraulic system, and contains...
06/24/1980
4207563Gas charged accumulator with failure indicator
A gas charged accumulator includes a gas chamber and a hydraulic reservoir on opposite sides of a movable member. A fill passage for pressurizing the gas chamber includes a movable operating device for operating an indicator when the accumulator is substa...
06/10/1980
4194494Fireplace plug
A fireplace plug is provided for closing the metallic throat of a fireplace during periods of nonuse. The plug has a body, for obstructing the throat, which carries a magnetic means for securing the body to the throat. The plug further provides a handle f...
03/25/1980
4190088Chafe or fire sleeve for hose
A chafe or fire sleeve for a hose is an integral coaxial structure having an inner layer of silicone and an outer layer of urethane in the range of 80%-20% urethane and 20%-80% silicone, respectively. The inner hose structure preferably comprises an elast...
02/26/1980
4153079Flexible hose lines
A flexible hose line which may be used for loading and unloading oil tankers having a secondary fluid retaining reinforcement carcass to retain leakage and to indicate by radial expansion failure of the main carcass. The secondary carcass may be of high e...
05/08/1979
4119123Flexible hose with wear indicator
A shaped elemental band is provided for forming a flexible hose with wear indicating means. The base of the band is formed by a strip of flexible material which has a pair of spaced marginal edges defining the width of the strip. On top of the strip and b...
10/10/1978
4029889Fluid-leak detector cable
A cable for detecting, in a stable and waterproof way, any leak of petroleum, petroleum product, or other fluid from an underground pipeline by means of a change in the electrostatic capacity between inner and outer conductors of the cable due to permeati...
06/14/1977
4014213Accumulator warning system
An accumulator warning system utilizing an electric system with an electric signal and wherein a movable member is disposed in a container having a gas on one side of the member and oil on the other side of the member. The movable member moves toward elec...
03/29/1977
3972223Floating plant for charging and discharging mineral oil products and the like
The immersed hoses of a floating plant for charging and discharging mineral oil products comprise means for the immediate indication of impacts, partial damages and rupture of the hoses themselves. Said means consist of a hollow space provided in the wall...
08/03/1976
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