60results about How to "Good surface fit" patented technology

Sound insulation for an engine contained within an outer casing, the insulation made up from a minimal number of interlocking molded foam insulation pieces forming a substantially continuous shroud surrounding the operating parts of the engine and having an outer surface matching the inner shape of the outer casing and in contact therewith. Preferably the outer casing is used to generate the molds used to manufacture the molded sound insulation pieces, thereby providing a good surface fit between the outer insulation surface and the inner casing surface.

Provided is a three-scraping-plate flexible wall round hole inner support windshield wiper flexible shaft type windshield scraper. The windshield scraper comprises a windshield scraper motor, a windshield wiper drive mechanism and a windshield wiper, and is characterized in that a windshield wiper drive shaft comprises a driven windshield wiper drive shaft and a driving windshield wiper drive shaft, the driven windshield wiper drive shaft and the driving windshield wiper drive shaft are provided with a driven gear and a driving gear respectively, the driven gear and the driving gear are connected through a flexible shaft and transmit torque, and the driving gear is provided with a forward and backward rotation gear intermittent transmission mechanism. The windshield scraper drive mechanism is of a closed structure, low in operating noise, especially suitable for transmission in complex structures of external environments and long-distance transmission, capable of adapting to different vehicle types and free of external influences, avoids the defect that the windshield scraper motor is burnt out due to external barriers, effectively lowers noise in a vehicle and improves the interior comfort in running of the vehicle, a windshield scraper rubber strip is supported by flexible walls and can be better attached to windshield glass, and the scraping efficiency of the three-scraping-plate structure is three times that of a single common scraping plate.

Disclosed is a flexible wall supporting windshield wiper rubber strip with three scraping pieces. A windshield wiper rubber strip fixing clamping groove (2) is formed in the upper portion of the windshield wiper rubber strip (1), and the scraping pieces (6) are arranged on the lower portion. The flexible wall supporting windshield wiper rubber strip with the three scraping pieces is characterized in that the two sides of a bottom plate (3) of the windshield wiper rubber strip fixing clamping groove (2) extend downwards to form a left flexible wall (4) and a right flexible wall (5) respectively, and the left flexible wall, the right flexible wall and the two sides of a flexible wall bottom plate (13) arranged at the upper ends of the scrapping pieces (6) are converged to form a hollow flexible wall supporting structure (7). The left scraping piece (10), the right scraping piece (11) and the middle scraping piece (14) parallel with the axial direction of the flexible wall supporting structure (7) are arranged on the two sides and the middle of the lower portion of the flexible wall bottom plate (13) respectively. The flexible wall supporting windshield wiper rubber strip with the three scraping pieces has the advantages that the scrapping pieces are better attached to the curved surface of windshield glass under the supporting of the flexible wall supporting structure, and therefore the scraping degree of the scraping pieces is improved, and the scraping efficiency of the three-scraping-piece structure is three times that of a common single scraping piece.

A three-scraping-piece flexible wall round hole internal-supported connecting rod wire wheel type windscreen wiper comprises a wiper motor, a wiper driving mechanism and a wiper and is characterized in that a wiper drive shaft is divided into a driven wheel wiper drive shaft and a driving wheel wiper drive shaft, and the driven wheel wiper drive shaft and the driving wheel wiper drive shaft are respectively arranged in a driven wheel wiper drive shaft hole formed in a driven wheel fixing seat and a driving wheel wiper drive shaft hole formed in a driving wheel fixing seat. A driven winding wheel and a driving winding wheel are respectively arranged on the driven wheel wiper drive shaft and the driving wheel wiper drive shaft, are connected through a flexible rope and transfer torque. A closed connecting rod rocker arm driving mechanism is arranged on the driving winding wheel. The connecting rod wire wheel type wiper driving mechanism of the windscreen wiper is of a closed structure, is especially suitable for a complicated external environment structure and remote transmission and is not influenced by the outside, the defect that the wiper motor is burned down due to an external obstacle is avoided, a wiper rubber strip is supported by a flexible wall and can be well fit with a windscreen, and the efficiency of a three-scraping-piece structure is triple of the scraping efficiency of a common single scraping piece.

The invention provides a special-shaped curved-surface aramid fiber paper honeycomb simple pre-shaping die and a manufacturing method. The simple pre-shaping die comprises a die body. The die body isformed by compounding multiple layers of high-temperature-resistant prepreg, and multiple positioning holes for positioning aramid fiber paper honeycombs are formed in the periphery of the die body. The manufacturing method of the simple pre-shaping die includes the steps that the die is formed through an existing composite product, and the multiple layers of high-temperature-resistant prepreg arecompounded. The simple pre-shaping die has the beneficial effects of being simple in structure, easy and convenient to manufacture and light in structure, compared with a steel die, the manufacturingcost is reduced by 80% or above, and the simple pre-shaping die has the technical effects that the pre-shaping treatment is easy to operate, and the attachment effect of the treated aramid fiber paper honeycombs and the curved surface of the composite product is good.

A three-scraper wiper hydraulic swing windscreen wiper with flexible wall supporting comprises a windscreen wiper motor, a wiper driving mechanism and a wiper and is characterized in that two gear and rack swing oil cylinders are communicated through a hydraulic oil pipe, torque is transmitted between the two gear and rack swing oil cylinders through the hydraulic oil pipe, and a forward and reverse rotation gear intermittent transmission mechanism is arranged on the driving gear and rack swing oil cylinder. The three-scraper wiper hydraulic swing windscreen wiper has the advantages that as flexible pipeline hydraulic transmission is adopted in the wiper driving mechanism of the windscreen wiper, structural limit is small when the windscreen wiper is installed; as the windscreen wiper is of a completely closed structure, noise is low when the windscreen wiper works, the windscreen wiper is particularly suitable for the complex external environmental structure and long-distance transmission and not affected by external factors, the defect that the windscreen wiper motor is burnt due to external obstacles is overcome, the noise in a vehicle is effectively lowered, and the comfort in the vehicle is improved when the vehicle operates; windscreen wiper rubber strips are supported by a flexible wall and therefore can fit windscreen better, and the scraping efficiency of the three-scraper structure is three times that of a general single scraper.

A flexible wall supported wiper connecting rod flexible shaft type windscreen wiper comprises a wiper motor, a wiper driving mechanism and a wiper and is characterized in that a wiper drive shaft is divided into a driven wiper drive shaft and a driving wiper drive shaft, the driven wiper drive shaft and the driving wiper drive shaft are respectively provided with a driven gear and a driving gear, and the driven gear and the driving gear are connected through a flexible shaft and transfer torque. A closed connecting rod rocker arm driving mechanism is arranged on the driving gear. The wiper driving mechanism of the windscreen wiper is of a closed structure, is low in noise during working, is especially suitable for a complicated external environment structure and remote transmission, can adapt to vehicle of different models and is not influenced by the outside, the defect that the wiper motor is burned down due to an external obstacle is avoided, interior noise is effectively reduced, the interior comfort of a vehicle in running is improved, and a wiper rubber strip is supported by a flexible wall and can be well fit with a windscreen.

A three-scraping-piece flexible wall supported wiper connecting rod blade hydraulic type windscreen wiper comprises a wiper motor and a wiper drive shaft and is characterized in that two blade swing oil cylinders are communicated through a hydraulic oil pipe and transfer torque, and a connecting rod rocker arm drive mechanism is arranged on the driving blade swing oil cylinder. The three-scraping-piece flexible wall supported wiper connecting rod blade hydraulic type windscreen wiper that a wiper driving mechanism of the windscreen wiper performs hydraulic drive through a flexible pipe, is large in transfer torque, small in size and quick in response, is small in structural limitation during installation due to the fact that the hydraulic drive by means of the flexible pipe is adopted, is completely of a closed structure, is low in noise during working, is especially suitable for a complicated external environment structure and remote transmission and is not influenced by the outside, the defect that the wiper motor is burned down due to an external obstacle is avoided, interior noise is effectively reduced, the interior comfort of a vehicle in running is improved, a wiper rubber strip is supported by a flexible wall and can be well fit with a windscreen, and the efficiency of a three-scraping-piece structure is triple of the scraping efficiency of a common single scraping piece.

A three-scraping-piece flexible wall round hole internal-supported wire wheel type windscreen wiper comprises a wiper motor, a wiper driving mechanism and a wiper and is characterized in that the wiper driving mechanism is structurally that a wiper drive shaft is divided into a driven wheel wiper drive shaft and a driving wheel wiper drive shaft, and the driven wheel wiper drive shaft and the driving wheel wiper drive shaft are respectively arranged in a driven wheel wiper drive shaft hole formed in a driven wheel fixing seat and a driving wheel wiper drive shaft hole formed in a driving wheel fixing seat. A driven winding wheel and a driving winding wheel are respectively arranged on the driven wheel wiper drive shaft and the driving wheel wiper drive shaft, are connected through a flexible rope and transfer torque. The wiper driving mechanism of the windscreen wiper is of a closed structure, is especially suitable for a complicated external environment structure and remote transmission, the defect that the wiper motor is burned down due to an external obstacle is avoided, a wiper rubber strip is supported by a flexible wall and can be well fit with a windscreen, and the efficiency of a three-scraping-piece structure is triple of the scraping efficiency of a common single scraping piece.

A three-scraping-piece flexible wall round hole internal-supported wiper blade hydraulic type windscreen wiper comprises a wiper motor, a wiper driving mechanism and a wiper and is characterized in that two blade swing oil cylinders are communicated through a hydraulic oil pipe and transfer torque, and a forward and reverse rotating gear intermittent drive mechanism is arranged on the driving blade swing oil cylinder. The three-scraping-piece flexible wall round hole internal-supported wiper blade hydraulic type windscreen wiper has the advantages that the wiper driving mechanism of the windscreen wiper performs hydraulic drive through a flexible pipe, is large in transfer torque, is small in structural limitation during installation, is completely of a closed structure, is especially suitable for a complicated external environment structure and remote transmission and is not influenced by the outside, the defect that the wiper motor is burned down due to an external obstacle is avoided, a wiper rubber strip is supported by a flexible wall and can be well fit with a windscreen, and efficiency of a three-scraping-piece structure is triple of the scraping efficiency of a common single scraping piece.